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) {
		links_01_over = newImage("images/links_01-over.gif");
		links_03_over = newImage("images/links_03-over.gif");
		links_05_over = newImage("images/links_05-over.gif");
		links_07_over = newImage("images/links_07-over.gif");
		links_09_over = newImage("images/links_09-over.gif");
		links_11_over = newImage("images/links_11-over.gif");
		links_13_over = newImage("images/links_13-over.gif");
		links_15_over = newImage("images/links_15-over.gif");
		btn_subscribe_01_click = newImage("images/btn_subscribe_01-click.gif");
		btn_subscribe_01_over = newImage("images/btn_subscribe_01-over.gif");
		btn_learn_more_01_click = newImage("images/btn_learn-more_01-click.gif");
		btn_learn_more_01_over = newImage("images/btn_learn-more_01-over.gif");
		preloadFlag = true;
	}
}


/*--------------------------------------------------------------------------------------------------*/

function validatenewslettr()

		{

		if (document.frmnewsletter.name.value=="")

			{

			alert("Please fill your Name");

			document.frmnewsletter.name.focus();

			return false;

			}	
		
		if (document.frmnewsletter.yemail.value=="")
		
			{

			alert("Please enter your email");

			document.frmnewsletter.yemail.focus();

			return false;

			}		

			str=document.frmnewsletter.yemail.value;

		if (str.indexOf(".")==-1)

			{

			alert("Your email is Invalid");

			document.frmnewsletter.yemail.focus();

			return false;

			}
			
		if (str.indexOf("@")==-1)

			{

			alert("Your email is Invalid");

			document.frmnewsletter.yemail.focus();

			return false;

			}
			
		return true;

		}