function ckZip(s) {
	// Check for correct zip code
	reZip = new RegExp(/(^\d{5}$)/);
	if (!reZip.test(s)) {
		alert("Please enter a 5-digit Zip Code.");
		return false;
	}
return true;
}

function open_win(url){
	self.name = "main";
	pop=window.open("","popWin","width=650,height=450,scrollbars=yes,resizable=yes");
			pop.location.href = url;
   			if (pop.opener == null){
    			pop.opener = window;
    			pop.opener.name = "main";
   			}
   			if (pop.open){
		   		pop.focus();
			}
}

var popbt = new Image(); popbt.src = "../images/poplink_on.jpg";
var rightbt1 = new Image(); rightbt1.src = "../images/right_dif_cat_on.gif";
var rightbt2 = new Image(); rightbt2.src = "../images/right_dif_dog_on.gif";
var rightbt3 = new Image(); rightbt3.src = "../images/right_dogs_bars_on.gif";
var rightbt4 = new Image(); rightbt4.src = "../images/right_dogs_wet_on.gif";
var rightbt5 = new Image(); rightbt5.src = "../images/right_goodness_on.gif";
var rightbt6 = new Image(); rightbt6.src = "../images/right_cats_dry_on.gif";
var rightbt7 = new Image(); rightbt7.src = "../images/right_cats_wet_on.gif";
var rightbt8 = new Image(); rightbt8.src = "../images/right_dogs_dry_on.gif";


//-- Rollover Function for Main Nav --
function rollOn(imgName){
	if (document.images){
		document.images[imgName].src = eval(imgName+"On.src");
	}
}

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