// JScript File


function validEmail()
{ 
	if(rtrim(document.forms[0].ctl00_ContentPlaceHolder1_txtEmail.value) == "")
    {
	    document.forms[0].ctl00_ContentPlaceHolder1_txtEmail.focus();
	    alert("Email Address: Required Field.");
	    return false;	
    } 
    if(!isEmail(document.forms[0].ctl00_ContentPlaceHolder1_txtEmail.value))
    {
	    document.forms[0].ctl00_ContentPlaceHolder1_txtEmail.focus();
	    alert("Enter Valid Email ID");
	    return false;	
    }
  return true;
}

//FUNCTION FOR CHECK EMAIL
function isEmail(strValue) 
 {
	var objRegExp  = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)$/;
	//var objRegExp  = /^[_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*(\.[a-zA-Z]{2,3})$/;
	return objRegExp.test(strValue);
}
function rtrim(argvalue) 
 {
	while (argvalue.charAt(0) ==' ')
		argvalue = argvalue.substring(1);
	while (argvalue.charAt(argvalue.length - 1) ==' ')
		argvalue = argvalue.substring(0, argvalue.length - 1);
    return argvalue;
}