function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		nav_01_over = newImage("images/nav_01-over.gif");
		nav_02_over = newImage("images/nav_02-over.gif");
		nav_03_over = newImage("images/nav_03-over.gif");
		nav_04_over = newImage("images/nav_04-over.gif");
		nav_05_over = newImage("images/nav_05-over.gif");
		nav_06_over = newImage("images/nav_06-over.gif");
		nav_07_over = newImage("images/nav_07-over.gif");
		preloadFlag = true;
	}
}



	function validation()
	{
	  var emailPat = /^[A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)*[@][A-Za-z0-9_\-]+([.][A-Za-z0-9_\-]+)+$/
		var matchArray = frmclient.email.value.match(emailPat);
		var matchArray1 = frmclient.Confirmemail.value.match(emailPat);
		if (document.frmclient.username.value == "")
		{
			alert ("Please enter your username.");
			document.frmclient.username.focus();
			return false;
		}
		if (document.frmclient.password.value == "")
		{
			alert ("Please enter Password.");
			document.frmclient.password.focus();
			return false;
		}
		if (document.frmclient.cpass.value == "")
		{
			alert ("Please enter Confirm Password.");
			document.frmclient.cpass.focus();
			return false;
		}
		if (document.frmclient.lastname.value == "")
		{
			alert ("Please enter your  last name.");
			document.frmclient.lastname.focus();
			return false;
		}
		if (document.frmclient.firstname.value == "")
		{
			alert ("Please enter your first name.");
			document.frmclient.firstname.focus();
			return false;
		}
		
		if (matchArray == null)
		{
			alert ("Please enter your valid email address.");
			document.frmclient.email.focus();
			return false;
		}
		
		if (matchArray1 == null)
		{
			alert ("Please enter confirm email address.");
			document.frmclient.Confirmemail.focus();
			return false;
		}
			if(document.frmclient.email.value != document.frmclient.Confirmemail.value)
			{
			 	alert("Please you must be enter email address and confirm email address are same");
				return false;
			}
}