// JavaScript Document

function create_roll_overs(){

    var images = document.getElementsByTagName('IMG');
	var preloads = new Object();

	for (var i = 0; i < images.length; i++){
		
		var ImageOffSrc = images[i].src + "";
		var ImageOnSrc = ImageOffSrc.replace(/_off/g, "_on");
		
		preloads['ImageOff_' + i] = new Image();
		preloads['ImageOff_' + i].src = ImageOffSrc;
		preloads['ImageOn_' + i] = new Image();
		preloads['ImageOn_' + i].src = ImageOnSrc;
		
		images[i].onmouseover = function(){this.src = this.src.replace(/_off/g, "_on");}
		images[i].onmouseout = function(){this.src = this.src.replace(/_on/g, "_off");}
		
	} 

}

function checkform()
{
	var filter=/^[A-Za-z0-9_\-.]+@+[A-Za-z_0-9\-.]+\.[A-Za-z][^\.]+$/
			if (document.fishbg.email.value == "" || !filter.test(document.fishbg.email.value))
			{
				alert("Please enter a valid email address!");
				document.getElementById('email').focus();
				return false;
			}
			else
			{
				return true;
			}
}