function ltrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}

function rtrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}

function contactupdate(result, ui_id){
	var div = $(ui_id);

	if (result.status==Http.Status.OK){
		
			if (  result.responseText == 'ok' )
			{
				div.innerHTML = "";
				document.getElementById('contact_us_frm').submit();
				//document.getElementById('contactSbt').disable=true;
				//document.getElementById('sbtload').innerHTML = '<input name="Submit" value="wait..." class="btnstyle" id="contactSbt" type="submit" disable="disable"/>';
				
			}else{
				div.innerHTML = result.responseText;
			}
			
			}else{
				div.innerHTML = "";
	        }
}// end contactupdate()

function contactvalid(cache_method,ui_id){
	
 with (document.contact_us_frm){
	
	var name=Base64.encode(first_name.value);
	var emailadd = Base64.encode(email.value);
	var comment=Base64.encode(feedback.value);
	var sscode=Base64.encode(varcode.value);
	var url="&name="+name+"&emailadd="+emailadd+"&comment="+comment+"&sscode="+sscode;
	
 }

Http.get({

	url: "ajaxresponse/ajaxvalidation.php?act=contactusvalid"+url,
	callback: contactupdate,
	cache: cache_method

 }, [ui_id]);

return true;

}