//generic mouseover swap image function
function moveover(imagename, imagesrc) {
	document.getElementById(imagename).src=imagesrc;
}

//image preloader
//send images to preload as an argument
function preloadimages(){
  var myimages=new Array();
	for (i=0;i<preloadimages.arguments.length;i++){
		myimages[i]=new Image();
		myimages[i].src=preloadimages.arguments[i];
	}
}

function validate() {
	if(document.contactform.NAME.value == "") {
		alert('please fill in your name');
	}
}