/**
 * DHTML phone number validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

// Declaring required variables
var digits = "0123456789";
// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()-. ";
// characters which are allowed in international phone numbers
// (a leading + is OK)
var validWorldPhoneChars = phoneNumberDelimiters + "+";
// Minimum no of digits in an international phone no.
var minDigitsInIPhoneNumber = 10;
var ZIPCodeDelimiters = "-";
var validZIPCodeChars = digits + ZIPCodeDelimiters
var digitsInZIPCode1 = 5
var digitsInZIPCode2 = 9


function isFloat(str){
var reFloat = /^((\d+(\.\d*)?)|((\d*\.)?\d+))$/
	return reFloat.test(str);
}
function isItSponsored(text)
{
	if(text.indexOf('Sponsored Product') >= 0)
	{
		return true;
	}
	return false;
}
function isZIPCode(s)
{  if (isEmpty(s)) 
       if (isZIPCode.arguments.length == 1) return defaultEmptyOK;
       else return (isZIPCode.arguments[1] == true);
   return (isInteger(s) && 
            ((s.length == digitsInZIPCode1) ||
             (s.length == digitsInZIPCode2)))
}

function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

/*function checkInternationalPhone(strPhone)
{
	s = stripCharsInBag(strPhone,validWorldPhoneChars);
	return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}*/

// returns true if the string is a US phone number formatted as...
// (000)000-0000, (000) 000-0000, 000-000-0000, 000.000.0000, 000 000 0000, 0000000000
function isphone(str){
	var re = /^\(?[1-9]\d{2}[\)\.-]?\s?\d{3}[\s\.-]?\d{4}$/
	return re.test(str);
}
function isnewphone(str){
	var re = /^\d{3,4}(-\d{3})?-\d{4,8}$/
	if(re.test(str)&&checknumlength(str))
		return true;
	else
		return false;
}
function checknumlength(str){
	var i; 
	var len; 
	len = 0; 
	for (i=0;i<str.length;i++){
		if (isnum(str.charAt(i))) {
			len++;
		}
	}
	if(len>12)
		return false;
	else
		return true;	
}
/*function isphone(phonenumber){
	if (checkInternationalPhone(phonenumber)==false){
		return false
	}
	return true
}*/
/*******************/

function isalpha(value)
{              
    var charpos = value.search("[^ A-Za-z]"); 
    if(trim(value).length > 0 &&  charpos >= 0) 
    {                                  
        return false; 
    } 
    return true;
}

function isnum(value)
{
    var charpos = value.search("[^0-9]"); 
    if(trim(value).length > 0 &&  charpos >= 0) 
    {                                  
        return false; 
    } 
    return true;
}

function isalphanum(value)
{
 var ironhorseobjectpos = value.search("[^A-Za-z]"); 
  if(ironhorseobjectpos == 0)
  {
    return false; 
  }
  var charpos = value.search("[^A-Za-z0-9]"); 
  if(value.length > 0 &&  charpos >= 0) 
  { 
    return false; 
  } 
  return true;
 }
function is_alpha_and_number(value){
	
	if ((value.search(/[a-zA-Z]+/)>-1) && (value.search(/[0-9]+/) > -1)) {
		return true;
	}
	return false;
}
function check_special_character_for_login(value)
{
	var charpos = value.search("[!@#$%^&*?\'\"\`]"); 
	if(value.length > 0 &&  charpos < 0) 
	{ 
    	return false; 
	}
	return true;
}
function check_special_character_and_num(value)
{
	if((value.search("[/<>!@#$%^&*?\'\"\`;,.\[\\]{}|\‘\“。，！？（）——……\\\\\、]")>-1) || (value.search(/[0-9]+/) > -1)) 
	{ 
    	return false; 
	}
	return true;
}
function check_special_character(value)
{
	var charpos = value.search(/[\'\"\`]/);
	if(charpos<0)
		return false;
	else
		return true;
}
/*function isemail(email)
{
    if(email == '')
    {
        return true;
    }
    var splitted = email.match("^(.+)@(.+)$");
    if(splitted == null) return false;
    if(splitted[1] != null )
    {
      var regexp_user=/^\"?[\w-_\.]*\"?$/;
      if(splitted[1].match(regexp_user) == null) return false;
    }
    if(splitted[2] != null)
    {
      var regexp_domain=/^[\w-\.]*\.[A-Za-z]{2,4}$/;
      if(splitted[2].match(regexp_domain) == null) 
      {
	    var regexp_ip =/^\[\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\]$/;
	    if(splitted[2].match(regexp_ip) == null) return false;
      }
      return true;
    }
    return false;
}*/
function isemail(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   return false
		}
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr-1){
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    return false
		 }
		 
		if(str.charAt(lstr-1)=='.' || str.charAt(lstr-1)=='@'){
			return false
		}
		if(check_special_character_for_login(str.substring(0,lat))){
			return false
		}
		if(check_special_character_for_login(str.substring(lat+1,lstr))){
			return false
		}	
 		 return true					
	}

function trim(s)
{	
    if((s==null)||(typeof(s)!='string')||!s.length)
        return'';
    return s.replace(/^\s+/,'').replace(/\s+$/,'')
    
}
function checkFileForImages(fieldid)
{
    var file_tag = document.getElementById(fieldid);
    var ext = file_tag.value;
    ext = ext.substring(ext.length-3,ext.length);
    ext = ext.toLowerCase();
    if(ext == 'jpg' || ext == 'gif' || ext=='png') 
    {
        return true;
    }
    else
    {
        alert('You selected a .'+ext+' file; please select a .jpg, .gif or .png file instead!');
        file_tag.focus();
        file_tag.value = "";
        file_tag.value = "";
        return false;
    }
}
function checkFileForImagesMod(filename) 
{
    /*var myFilename = filename.split(".")
    var ext = myFilename[1];
    
    ext = ext.toLowerCase();
    if(ext == 'jpg' || ext == 'gif' || ext=='png') 
    {
        return true;
    }
    else
    {
        alert('You selected a .'+ext+' file; please select a .jpg, .gif or .png file instead!');
        return false;
    }*/
    var ext = filename;
    ext = ext.substring(ext.length-3,ext.length);
    ext = ext.toLowerCase();
    if(ext == 'jpg' || ext == 'gif') 
    {
        return true;
    }
    else
    {
        alert('You selected a .'+ext+' file; please select a .jpg or .gif file instead!');
        return false;
    }
}
function checkFileBoth(filename,name)
{
	var ext = filename;
    ext = ext.substring(ext.length-3,ext.length);
    ext = ext.toLowerCase();
    if((ext == 'pdf'&&name != 'Video')||(name == 'Video'&&(ext == 'wmv'||ext == 'swf'|| ext == 'mov'))) 
    {
        return true;
    }else
    {
		if (name != 'Video') {
			alert('You selected a .' + ext + ' file; please select a .pdf file instead!');
		}else
		{
			alert('You selected a .' + ext + ' file; please select a .wmv, .swf , .mov file instead for video!');
		}
        return false;
    }
}
function checkFileForPdf(filename) 
{
    /*var myFilename = filename.split(".")
    var ext = myFilename[1];
    
    ext = ext.substring(ext.length-3,ext.length);
    ext = ext.toLowerCase();
    if(ext == 'pdf') {
        return true;
    }
    else {
        alert('You selected a .'+ext+' file; please select a .pdf file instead!');
        return false;
    }*/
    
}
function checkFileForDoc(fieldid) 
{
    var file_tag = document.getElementById(fieldid);
    var ext = file_tag.value;
    ext = ext.substring(ext.length-3,ext.length);
    ext = ext.toLowerCase();
    if(ext == 'pdf' || ext == 'PDF' || ext == 'txt' || ext == 'doc') 
    {
        return true;
    }
    else
    {
        alert('You selected a .'+ext+' file; please select a .pdf,.txt or a .doc file!');
        file_tag.focus();
        file_tag.value = "";
        file_tag.value = "";
        return false;
    }
}
function isZip(s) 
{
     // Check for correct zip code
     reZip = new RegExp(/^[a-zA-Z0-9\s]{1,15}$/);

     if (!reZip.test(s)) {
          return false;
     }
    return true;
}

function truncateText(p, len)
{
    //var p = document.getElementById(eid);
    if (p) {
      var trunc = trim(p.innerHTML);
      p.title = trim(p.innerHTML);
      if (trunc.length > len) {
    
        /* Truncate the content of the P, then go back to the end of the
           previous word to ensure that we don't truncate in the middle of
           a word */
        trunc = trunc.substring(0, len);
        trunc = trunc.replace(/\w+$/, '');
    
        /* Add an ellipses to the end and make it a link that expands
           the paragraph back to its original size */
        trunc += "...";
        /*trunc += '<a href="#" ' +
          'onclick="this.parentNode.innerHTML=' +
          'unescape(\''+escape(p.innerHTML)+'\');return false;">' +
          '...<\/a>';*/
        p.innerHTML = trunc;
      }
    }
}
function open_url(url)
{
    if (confirm("You are opening a new window. Please make sure that any pop-up blocking software is disabled."))
    {
        window.open(url);
    }   
}

function IsUrl(s)
{
	/*if (s.indexOf("https://") == 0 || s.indexOf("http://") == 0 || s.indexOf("ftp://") == 0) 
	{
		return true;
    } 
	else 
	{
    	return false;
    }*/
	if(s.charAt(s.length-1)=='.'){
		return false
	}else{
		return s.match(/^(ht|f)tps?:\/\/[a-z0-9-\.]+\.[a-z]{2,4}\/?([^\s<>\#%"\,\{\}\\|\\\^\[\]`]+)?$/);		
	}
     

}
/*function IsUrl(str)
{
    try
    {
        if (str !='')
        {
            //var strRegex = /^(http:\/\/|https:\/\/[\w].|ftp:\/\/|http:\/\/www.|https:\/\/www.|ftp:\/\/www.){1}([\w]+)(.[\w]+){1,2}$/;
            //var check = str.match(strRegex);
            alert(str);
			var regexp = /^(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/;
			check = regexp.test(str);
			if(check == null) return false;
            else return true;
        }
        return true;
    }
    catch(err)
    {
        txt="There was an error on this page.\n\n";
        txt+="Error description: " + err.description + "\n\n";
        txt+="Click OK to continue.\n\n";
        alert(txt);
    }
    return true;
}*/
function go_to_top(){
	var home_elem = document.getElementById("home_link");
	if (home_elem) {
		home_elem.focus();
		home_elem.blur();
	}else {
		window.scrollTo(4, 4);
	}
}
function focus_first()
{
	if(document.forms[0]){
//		alert(document.forms[0].id);
		var elements = document.forms[0].elements;
		if(elements && elements.length>0){
			for(i=0;i<elements.length;i++){
				if(checkValidInputField(elements[i])){
//					alert(elements[i].id);
					elements[i].focus();
					break;
				}
			}
		}
	}	
}

function checkValidInputField(element)
{
	if(element.type && element.type == "hidden"){
		return false;
	}else if(element.disabled){
		return false;
	}
//	else if(element.readonly){
//		return false;
//	}
	return true;
}

/////////////////////////////////  used in validation ///////////////
function initialize_error_field()
{
	
	if(document.getElementById('errorExplanation')){
		document.getElementById('errorExplanation').innerHTML = '';	
	}
    document.getElementById('label_for_error').innerHTML = '';
	
}

function un_set_error_field(field)
{
   field.className = 'text';
   field.style.border = 'solid 1px ';
   return true;
}
function un_set_error_field_medium(field)
{
   field.className = 'text_medium';
   field.style.border = 'solid 1px ';
   return true;

}
function un_set_error_field_full(field)
{
   field.className = 'text_full';
   field.style.border = 'solid 1px ';
}

function Error_Text(msg, field)
{
	var err_div = document.getElementById('error_display');
    err_div.style.display = 'block';
	var err_field = document.getElementById('label_for_error');
//	if(trim(err_field.innerHTML) == "")
	//	err_field.innerHTML += "<br />";
    for(var j=0;j<msg.length;j++)
    {
        field[j].style.border = 'solid 1px red';
		err_field.innerHTML += msg[j]+'<br>';
      	//field[j].className = 'error_field';
    }
	go_to_top();
}
function clear_all_fields()
{
	document.forms[0].reset();
	clear_Errordivs();
	go_to_top();
}


function clear_Errordivs()
{
    var err_div = document.getElementById('error_display');
    err_div.style.display = 'none';
	var err_field = document.getElementById('label_for_error');
    err_field.innerHTML=''; 
}

function searchByKeyWord()
{
	var search_item = document.getElementById('search_keyword');
	if(trim(search_item.value)!="")
	{
		location.href = '/lead/manage_leads?keyword='+trim(search_item.value);
	}
}

/*add by yf*/
function searchCustomerByKeyWord()
{
	var search_item = document.getElementById('search_keyword');
	if(trim(search_item.value)!="")
	{
		location.href = '/customer/manage_customers?keyword='+trim(search_item.value);
	}
}
/*
 * Error setting and reseting functions used in partner and products screen.
 */
function setErrorFields(fields,msgs)
{
	var errorDiv = document.getElementById("error_display");
    errorDiv.style.display = "block";
	var errorLabel = document.getElementById("label_for_error");
	for(var fdd=0;fdd<msgs.length;fdd++)
    {
		errorLabel.innerHTML += msgs[fdd] + "<br />";
    }
	for(fdd=0;fdd<fields.length;fdd++)
	{
		fields[fdd].style.border = "1px solid red";		
	}
}
function resetErrorFields(fields)
{
	var errorDiv = document.getElementById("error_display");
    errorDiv.style.display = "none";
	var errorLabel = document.getElementById("label_for_error").innerHTML = "";
	for(var fdd=0;fdd<fields.length;fdd++)
    {
		if(fields[fdd])
		{
			fields[fdd].style.border = "1px inset #b7b8b8";
		}
    }
}

function isCheckedInCollection(elementName){
	var collection = document.getElementsByName(elementName);
	for(var i=0;i<collection.length;i++){
		if(collection[i].checked == true){
			return true;
		}
	}
	return false;
}


var MONTH_NAMES=new Array('January','February','March','April','May','June','July','August','September','October','November','December','Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');
var DAY_NAMES=new Array('Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sun','Mon','Tue','Wed','Thu','Fri','Sat');
function LZ(x) {return(x<0||x>9?"":"0")+x}

// ------------------------------------------------------------------
// isDate ( date_string, format_string )
// Returns true if date string matches format of format string and
// is a valid date. Else returns false.
// It is recommended that you trim whitespace around the value before
// passing it to this function, as whitespace is NOT ignored!
// ------------------------------------------------------------------
function isDate(val,format) {
	var date=getDateFromFormat(val,format);
	if (date==0) { return false; }
	return true;
	}

// -------------------------------------------------------------------
// compareDates(date1,date1format,date2,date2format)
//   Compare two date strings to see which is greater.
//   Returns:
//   1 if date1 is greater than date2
//   0 if date2 is greater than date1 of if they are the same
//  -1 if either of the dates is in an invalid format
// -------------------------------------------------------------------
function compareDates(date1,dateformat1,date2,dateformat2) {
	var d1=getDateFromFormat(date1,dateformat1);
	var d2=getDateFromFormat(date2,dateformat2);
	if (d1==0 || d2==0) {
		return -1;
		}
	else if (d1 > d2) {
		return 1;
		}
	return 0;
	}

// ------------------------------------------------------------------
// formatDate (date_object, format)
// Returns a date in the output format specified.
// The format string uses the same abbreviations as in getDateFromFormat()
// ------------------------------------------------------------------
function formatDate(date,format) {
	format=format+"";
	var result="";
	var i_format=0;
	var c="";
	var token="";
	var y=date.getYear()+"";
	var M=date.getMonth()+1;
	var d=date.getDate();
	var E=date.getDay();
	var H=date.getHours();
	var m=date.getMinutes();
	var s=date.getSeconds();
	var yyyy,yy,MMM,MM,dd,hh,h,mm,ss,ampm,HH,H,KK,K,kk,k;
	// Convert real date parts into formatted versions
	var value=new Object();
	if (y.length < 4) {y=""+(y-0+1900);}
	value["y"]=""+y;
	value["yyyy"]=y;
	value["yy"]=y.substring(2,4);
	value["M"]=M;
	value["MM"]=LZ(M);
	value["MMM"]=MONTH_NAMES[M-1];
	value["NNN"]=MONTH_NAMES[M+11];
	value["d"]=d;
	value["dd"]=LZ(d);
	value["E"]=DAY_NAMES[E+7];
	value["EE"]=DAY_NAMES[E];
	value["H"]=H;
	value["HH"]=LZ(H);
	if (H==0){value["h"]=12;}
	else if (H>12){value["h"]=H-12;}
	else {value["h"]=H;}
	value["hh"]=LZ(value["h"]);
	if (H>11){value["K"]=H-12;} else {value["K"]=H;}
	value["k"]=H+1;
	value["KK"]=LZ(value["K"]);
	value["kk"]=LZ(value["k"]);
	if (H > 11) { value["a"]="PM"; }
	else { value["a"]="AM"; }
	value["m"]=m;
	value["mm"]=LZ(m);
	value["s"]=s;
	value["ss"]=LZ(s);
	while (i_format < format.length) {
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
			}
		if (value[token] != null) { result=result + value[token]; }
		else { result=result + token; }
		}
	return result;
	}
	
// ------------------------------------------------------------------
// Utility functions for parsing in getDateFromFormat()
// ------------------------------------------------------------------
function _isInteger(val) {
	var digits="1234567890";
	for (var i=0; i < val.length; i++) {
		if (digits.indexOf(val.charAt(i))==-1) { return false; }
		}
	return true;
	}
function _getInt(str,i,minlength,maxlength) {
	for (var x=maxlength; x>=minlength; x--) {
		var token=str.substring(i,i+x);
		if (token.length < minlength) { return null; }
		if (_isInteger(token)) { return token; }
		}
	return null;
	}
	
// ------------------------------------------------------------------
// getDateFromFormat( date_string , format_string )
//
// This function takes a date string and a format string. It matches
// If the date string matches the format string, it returns the 
// getTime() of the date. If it does not match, it returns 0.
// ------------------------------------------------------------------
function getDateFromFormat(val,format) {
	val=val+"";
	format=format+"";
	var i_val=0;
	var i_format=0;
	var c="";
	var token="";
	var token2="";
	var x,y;
	var now=new Date();
	var year=now.getYear();
	var month=now.getMonth()+1;
	var date=1;
	var hh=now.getHours();
	var mm=now.getMinutes();
	var ss=now.getSeconds();
	var ampm="";
	
	while (i_format < format.length) {
		// Get next token from format string
		c=format.charAt(i_format);
		token="";
		while ((format.charAt(i_format)==c) && (i_format < format.length)) {
			token += format.charAt(i_format++);
			}
		// Extract contents of value based on format token
		if (token=="yyyy" || token=="yy" || token=="y") {
			if (token=="yyyy") { x=4;y=4; }
			if (token=="yy")   { x=2;y=2; }
			if (token=="y")    { x=2;y=4; }
			year=_getInt(val,i_val,x,y);
			if (year==null) { return 0; }
			i_val += year.length;
			if (year.length==2) {
				if (year > 70) { year=1900+(year-0); }
				else { year=2000+(year-0); }
				}
			}
		else if (token=="MMM"||token=="NNN"){
			month=0;
			for (var i=0; i<MONTH_NAMES.length; i++) {
				var month_name=MONTH_NAMES[i];
				if (val.substring(i_val,i_val+month_name.length).toLowerCase()==month_name.toLowerCase()) {
					if (token=="MMM"||(token=="NNN"&&i>11)) {
						month=i+1;
						if (month>12) { month -= 12; }
						i_val += month_name.length;
						break;
						}
					}
				}
			if ((month < 1)||(month>12)){return 0;}
			}
		else if (token=="EE"||token=="E"){
			for (var i=0; i<DAY_NAMES.length; i++) {
				var day_name=DAY_NAMES[i];
				if (val.substring(i_val,i_val+day_name.length).toLowerCase()==day_name.toLowerCase()) {
					i_val += day_name.length;
					break;
					}
				}
			}
		else if (token=="MM"||token=="M") {
			month=_getInt(val,i_val,token.length,2);
			if(month==null||(month<1)||(month>12)){return 0;}
			i_val+=month.length;}
		else if (token=="dd"||token=="d") {
			date=_getInt(val,i_val,token.length,2);
			if(date==null||(date<1)||(date>31)){return 0;}
			i_val+=date.length;}
		else if (token=="hh"||token=="h") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>12)){return 0;}
			i_val+=hh.length;}
		else if (token=="HH"||token=="H") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>23)){return 0;}
			i_val+=hh.length;}
		else if (token=="KK"||token=="K") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<0)||(hh>11)){return 0;}
			i_val+=hh.length;}
		else if (token=="kk"||token=="k") {
			hh=_getInt(val,i_val,token.length,2);
			if(hh==null||(hh<1)||(hh>24)){return 0;}
			i_val+=hh.length;hh--;}
		else if (token=="mm"||token=="m") {
			mm=_getInt(val,i_val,token.length,2);
			if(mm==null||(mm<0)||(mm>59)){return 0;}
			i_val+=mm.length;}
		else if (token=="ss"||token=="s") {
			ss=_getInt(val,i_val,token.length,2);
			if(ss==null||(ss<0)||(ss>59)){return 0;}
			i_val+=ss.length;}
		else if (token=="a") {
			if (val.substring(i_val,i_val+2).toLowerCase()=="am") {ampm="AM";}
			else if (val.substring(i_val,i_val+2).toLowerCase()=="pm") {ampm="PM";}
			else {return 0;}
			i_val+=2;}
		else {
			if (val.substring(i_val,i_val+token.length)!=token) {return 0;}
			else {i_val+=token.length;}
			}
		}
	// If there are any trailing characters left in the value, it doesn't match
	if (i_val != val.length) { return 0; }
	// Is date valid for month?
	if (month==2) {
		// Check for leap year
		if ( ( (year%4==0)&&(year%100 != 0) ) || (year%400==0) ) { // leap year
			if (date > 29){ return 0; }
			}
		else { if (date > 28) { return 0; } }
		}
	if ((month==4)||(month==6)||(month==9)||(month==11)) {
		if (date > 30) { return 0; }
		}
	// Correct hours value
	if (hh<12 && ampm=="PM") { hh=hh-0+12; }
	else if (hh>11 && ampm=="AM") { hh-=12; }
	var newdate=new Date(year,month-1,date,hh,mm,ss);
	return newdate.getTime();
	}

// ------------------------------------------------------------------
// parseDate( date_string [, prefer_euro_format] )
//
// This function takes a date string and tries to match it to a
// number of possible date formats to get the value. It will try to
// match against the following international formats, in this order:
// y-M-d   MMM d, y   MMM d,y   y-MMM-d   d-MMM-y  MMM d
// M/d/y   M-d-y      M.d.y     MMM-d     M/d      M-d
// d/M/y   d-M-y      d.M.y     d-MMM     d/M      d-M
// A second argument may be passed to instruct the method to search
// for formats like d/M/y (european format) before M/d/y (American).
// Returns a Date object or null if no patterns match.
// ------------------------------------------------------------------
function parseDate(val) {
	var preferEuro=(arguments.length==2)?arguments[1]:false;
	generalFormats=new Array('y-M-d','MMM d, y','MMM d,y','y-MMM-d','d-MMM-y','MMM d');
	monthFirst=new Array('M/d/y','M-d-y','M.d.y','MMM-d','M/d','M-d');
	dateFirst =new Array('d/M/y','d-M-y','d.M.y','d-MMM','d/M','d-M');
	var checkList=new Array('generalFormats',preferEuro?'dateFirst':'monthFirst',preferEuro?'monthFirst':'dateFirst');
	var d=null;
	for (var i=0; i<checkList.length; i++) {
		var l=window[checkList[i]];
		for (var j=0; j<l.length; j++) {
			d=getDateFromFormat(val,l[j]);
			if (d!=0) { return new Date(d); }
			}
		}
	return null;
	}
	
//add by yaofeng	
function isNumber(val){
	 var re = /^[0-9]+.?[0-9]*$/;
	 if (!re.test(val))
	 {
	  return false;
	 }
	 return true;
} 

function isTime(val){
    var a = val.match(/^(\d{1,2})(:)?(\d{1,2})\2(\d{1,2})$/);
    if (a == null) { return false;}
    if (a[1]>24 || a[3]>60 || a[4]>60)
    {
      return false;
    }
    return true;
} 
//end by yaofeng

function removeCheckboxBorder(){
	var isIE6 = navigator.userAgent.toLowerCase().indexOf('msie 6') != -1;
	if (isIE6) {
		var inputs = document.getElementsByTagName("input");
		for (var i = 0; i < inputs.length; i++) {
			if (inputs[i].type == "checkbox") {
				inputs[i].style.border = "0px";
			}
		}
	}
}

function save_event(event_name){
	new Ajax.Request('/session/save_event_on_page?event=' + event_name, {
				asynchronous: true,
				evalScripts: true
			});
}