$(document).ready(function(){
	var urlCat = getURLparam("cat1");
	ToggleCategory(urlCat);
});
function ToggleCategory(obj) {
	if (typeof(obj) == "string") {
		//alert("obj is string");
		var checkbox = $("#nav-"+obj+" > img");
		$("#nav-"+obj+" > img").attr("src", checkbox.attr("src").replace(/-off/, "-on"));
		$("#"+obj).css("display", "block");
	} 
	if (typeof(obj) == "object") {
		var checkbox = obj.id;
		//alert(checkbox);
		//alert(checkbox);
		$("div[class='copy']").css("display", "none");
		$("img[src$='checkmark-on.gif']").attr("src", "images/checkmark-off.gif");
		$("#"+checkbox.replace("nav-", "")).css("display", "block");
		$("#"+checkbox+" > img").attr("src", $("#"+checkbox+" > img").attr("src").replace(/-off/, "-on"));
	}
}