//	Trim function
	function Trim(s){
		while ((s.substring(0,1) == ' ') || (s.substring(0,1) == '\n') || (s.substring(0,1) == '\r')) 
			s = s.substring(1,s.length);
		while ((s.substring(s.length-1,s.length) == ' ') || (s.substring(s.length-1,s.length) == '\n') || (s.substring(s.length-1,s.length) == '\r')) 
			s = s.substring(0,s.length-1);
		return s;
	}
	function IsvalidEmail(email) 
	{		
			var str=email;
			var flag=true;
			var at="@";
			var dot=".";
			var lat=str.indexOf(at)
			var lstr=str.length
			var ldot=str.indexOf(dot)
			if (str.indexOf(at)==-1) {
				flag=false;
			}
			if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)
				flag=false;
			if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)
				flag=false;
			if (str.indexOf(at,(lat+1))!=-1)
				flag=false;
			if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot)
				flag=false;
			if (str.indexOf(dot,(lat+2))==-1)
				flag=false;
			if (str.indexOf(" ")!=-1)
				flag=false;
			 if(flag)
				return true;
			 else
			 return false;
	}
	function chkEvent(frm) {
		var count = frm.eventcount.value;
		var result=false;
		for(i=1;i<=count;i++) {
			chkbox = "chkEvent"+i;
			if(document.getElementById(chkbox).checked)
				result=true;
		}
		return result;
	}
	function multiEmail(Email_field) {
		var email = Email_field.split(',');
			for (var i = 0; i < email.length; i++) {
				if (!validateEmail(email[i], 1, 0)) {
				alert('invalid E-mail address of Attendee[s]');
				return false;
				}
			}
		return true;
	}