function validateNumber(str)
{
	var emailRegEx = "^[0-9\-\(\)\ \+]+$";
	if(str.match(emailRegEx)) return true;
	else return false;
}
function validateEmail(str)
{
	var emailRegEx = /^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/;
	if(str.match(emailRegEx)) return true;
	else return false;
}
function searchpage()
{
	location.replace("search.php");			
}
function uploadpdf()
{
	location.replace("uploadpdf.php");		
}
function creatnewuser()
{
	location.replace("createuser.php");
}
function creatnewupdate() {
	location.replace("createupdates.php");
}
function goback()
{	
	location.replace("search.php");
	//history.back();
}
function trimAll(sString) 
{ 
	while (sString.substring(0,1) == ' ') 
	{ 
	sString = sString.substring(1, sString.length); 
	} 
	while (sString.substring(sString.length-1, sString.length) == ' ') 
	{ 
	sString = sString.substring(0,sString.length-1); 
	} 
	return sString; 
}
function check_blank(s)
{	    
	for(var i=0; i < s.length; i++)
	{       
		var c = s.charAt(i);
		if((c!=' ')&&(c!="\n")&&(c!="\t"))
		{						
			return false;
		}                    
	}
	return true;
}
function chkamt()
{
		var s=document.payhere.amount.value;
		if(check_blank(s))
		{
				alert("Please Enter Amount.");
				return false;
		}
		for(var i=0; i < s.length; i++){       
			var c = s.charAt(i);
			if(!(c=='0' || c=='1' || c=='2' || c=='3' || c=='4' || c=='5' || c=='6' || c=='7' || c=='8' || c=='9'))
			{	
				alert("Please Enter valid amount.");
				return false;
			}                    
        }
        return true;
}