function limitText(limitField, limitNum) {
    if (limitField.value.length > limitNum) {
        limitField.value = limitField.value.substring(0, limitNum);
	alert('You can enter only 400 characters.');
    } 
}

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

function validation(event)
{
//alert(event);

var uname=ltrim(document.login.name.value,"");
var pwd=ltrim(document.login.pwd.value,"");

	var error="";

	if (uname=="")
	{
		error+="*Please Enter Username \n"	
		document.login.name.focus();
	}

	if (pwd=="")
	{
		error+="*Please Enter Password \n"	
		document.login.pwd.focus();
	}
	
	if(error!="")
	{
		alert(error);
		return false;	
	}
	else
	{
		if (event=="click")
			document.login.submit();
		else
			return true;		
	}	
}


function validate_login(event)
{
//alert(event);

var uname=ltrim(document.ulogin.name.value,"");
var pwd=ltrim(document.ulogin.pwd.value,"");

	var error="";

	if (uname=="")
	{
		error+="*Please Enter Username \n"	
		document.ulogin.name.focus();
	}

	if (pwd=="")
	{
		error+="*Please Enter Password \n"	
		document.ulogin.pwd.focus();
	}
	
	if(error!="")
	{
		alert(error);
		return false;	
	}
	else
	{
		if (event=="click")
			document.ulogin.submit();
		else
			return true;		
	}	
}


function checklogin()
{ 		
// return false;
	//document.getElementById('ajaxContainer').innerHTML='<img class="ajax_loader_pos" src="templates/hamperville/images/loader.gif" />';

	url='check-login.php';	
	$.ajax({
		type: "POST",
		url: url,
		data: "",
		async: false,
		success: function(msg){ 
			//alert(msg);
			if(msg == "true")
			{ 
				//alert(msg);
				document.getElementById('ajaxContainer').value='yes';
			}				
		}
	});	
if(document.getElementById('ajaxContainer').value=='no')
{
	//alert('This article is only available to IPTA members. If you are an IPTA member, please log in first.');
	$('#login_msg').slideDown('100');

	return false;
}
else
 	return true;
}
$(document).ready(function() {

	$('#close_login_msg').click(function (){	
	$('#login_msg').slideUp('0'); 
	}); 
});