function preloadImages(){
	if(!document.PIMAGES){
		document.PIMAGES = [];
		n = arguments.length-1;
		for(var i=0;i<=n;i++){
			document.PIMAGES[i] = new Image();
			document.PIMAGES[i].src = arguments[i];
		}
	}
}

// preload images.
Event.observe(window,'load', function(){preloadImages('app/themes/default/images/logo.gif');});

//search form
function searchform_action(){
	var key=$F("key");
	if (key.trim== "")
	{
		return false;
	}
	window.location = "index.php?search/keyword/"+encodeURIComponent(key);
}

function doSearch(){
	var oWhat = HIGHTLIGHT = "{what}";
	if ($F('key').trim == ""){
		return false;
	}

	if (oWhat = $F['key'])
	{
		window.location.href="index.php?search/keyword/"+encodeURIComponent($F('key'))+"/"+$F('page');
	}
	else{
		window.location.href="index.php?search/keyword/"+encodeURIComponent($F('key'));
	}
}
document.oncontextmenu=new Function("event.returnValue=false;");
document.onselectstart=new Function("event.returnValue=false;");