clearFlicker = function(){
	try {
	  document.execCommand('BackgroundImageCache', false, true);
	} catch(e) {}
}
sfHover = function() {
	var sfEls = $("#topnavigation").children("li");
	$.each(sfEls,function(i){
		$(sfEls[i]).mouseover(function(){
			$(this).addClass("sfhover");
		});
		$(sfEls[i]).mouseout(function(){
			$(this).removeClass("sfhover");
		});
	});
}
if (window.attachEvent){
	window.attachEvent("onload", sfHover);
	window.attachEvent("onload", clearFlicker);
}
$(document).ready(
	function(){
		if($("#search")){
			$("#search").focus(function(){
				if($.trim($("#search").val()).toLowerCase()==SEARCH_VALUE.toLowerCase()){
					$("#search").val("");
				}
			});
			$("#search").blur(function(){
				if($.trim($("#search").val()).toLowerCase()==""){
					$("#search").val(SEARCH_VALUE);
				}
			});
		}
	}
);
function showSub(navigation,whichsub){
	var subleft = $("#"+navigation).find(".subnavigation:visible");
	subleft.hide();
	$("#"+navigation).find(".mainnav").removeClass("current");
	$("#"+whichsub).parent(".mainnav").addClass("current");
	$("#"+whichsub).show();
	
}