if (document.images) {
img1on = new Image();
img1on.src = "images/nav_online_f2.gif";
img1off = new Image();
img1off.src = "images/nav_online.gif";

img2on = new Image();
img2on.src = "images/nav_casinos_f2.gif";
img2off = new Image();
img2off.src = "images/nav_casinos.gif";

img3on = new Image();
img3on.src = "images/nav_poker_f2.gif";
img3off = new Image();
img3off.src = "images/nav_poker.gif";

img4on = new Image();
img4on.src = "images/nav_sportsbooks_f2.gif";
img4off = new Image();
img4off.src = "images/nav_sportsbooks.gif";

img5on = new Image();
img5on.src = "images/nav_bingo_f2.gif";
img5off = new Image();
img5off.src = "images/nav_bingo.gif";

imgH1on = new Image();
imgH1on.src = "images/splash_dvd_f2.jpg";
imgH1off = new Image();
imgH1off.src = "images/splash_dvd.jpg";

imgH2on = new Image();
imgH2on.src = "images/splash_creator_f2.jpg";
imgH2off = new Image();
imgH2off.src = "images/splash_creator.jpg";

imgH3on = new Image();
imgH3on.src = "images/splash_newsletter_f2.jpg";
imgH3off = new Image();
imgH3off.src = "images/splash_newsletter.jpg";

imgH4on = new Image();
imgH4on.src = "images/splash_other_products_f2.jpg";
imgH4off = new Image();
imgH4off.src = "images/splash_other_products.jpg";

imgH5on = new Image();
imgH5on.src = "images/splash_contact_f2.jpg";
imgH5off = new Image();
imgH5off.src = "images/splash_contact.jpg";

}

function imgOn(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "on.src");
	}
}

function imgOff(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "off.src");
	}
}

function ViewRules(id) {
	var vrurl = 'contest_rules.php?id=' + id;
	var vrWin = window.open(vrurl,'conrules','width=500,height=450,scrollbars');
	vrWin.focus();
}	
function submitonce(theform){
	if (document.all||document.getElementById){
		for (i=0;i<theform.length;i++){
			var tempobj=theform.elements[i]
			if(tempobj.type.toLowerCase()=="submit"||tempobj.type.toLowerCase()=="reset")
				tempobj.disabled=true
		}
	}
	return true;
}

var msgString = "email address"; 

function ClearField(field) { 
     if (field.value == msgString) { field.value = ""; } 
} 

function ResetField(field) { 
     if (field.value == "") { field.value = msgString; } 
}