// JavaScript Document
function trim(str, chars) {
    return ltrim(rtrim(str, chars), chars);
}

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 + "]+$", "g"), "");
}
function chkfrm()
{
	if(trim(document.getElementById("contact_name").value) =="")
	{
		alert('Please Enter Name');
		document.getElementById("contact_name").focus();
		return false;
	}
	if(trim(document.getElementById("contact_phone").value) =="")
	{
		alert('Please Enter Phone No.');
		document.getElementById("contact_phone").focus();
		return false;
	}
	var str=trim(document.getElementById("contact_email").value);
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
	if(trim(document.getElementById("contact_email").value) =="")
	{
		alert('Please Enter Email.');
		document.getElementById("contact_email").focus();
		return false;
	}else if(!filter.test(str)){
		alert('Please Enter Valid Email.');
		document.getElementById("contact_email").focus();
		return false;
	}
	if(trim(document.getElementById("resume").value) =="")
	{
		alert('Please Upload Your Resume.');
		document.getElementById("resume").focus();
		return false;
	}
	if(trim(document.getElementById("contact_message").value) =="")
	{
		alert('Please Enter Message.');
		document.getElementById("contact_message").focus();
		return false;
	}
}