var changelink="";
function changeimage(towhat,url){
if (document.images){
document.images.targetimage.src=towhat.src;
changelink=url;
}
}

function warp(url){
if (changelink==""){gotolink=url;}
else {gotolink=changelink;}
window.location=gotolink;
}

var myimages=new Array();

function preloadimages(){
for (i=0;i<preloadimages.arguments.length;i++){
myimages[i]=new Image();
myimages[i].src=preloadimages.arguments[i];
}
}

preloadimages(
"/images/uploads/flash/image1.jpg",
"/images/uploads/flash/image2.jpg",
"/images/uploads/flash/image3.jpg",
"/images/uploads/flash/image4.jpg",
"/images/youtube_over.jpg",
"/images/twitter_over.jpg",
"/images/fliptv_over.jpg"
 )


function SubmitInvForm(cform) {
  if(checkFields()){cform.submit();}
}

function checkFields() {
	
	if(document.tellafriend.name.value == "") {
		alert('Please enter your name.');
		document.tellafriend.first_name.focus();
		return false;
	}

	if(document.tellafriend.email.value.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) == -1) {
		alert('Please enter a valid email value.');
		document.tellafriend.email.focus();
		return false;
	}
	if(document.tellafriend.fmail1.value.search(/^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/) == -1) {
		alert('Please enter a valid email value.');
		document.tellafriend.fmail1.focus();
		return false;
	}

	return true;
}