function preloadBgs() {
	var imgs = ["images/bg-black.jpg","images/bg-blue.jpg","images/bg-brown.jpg","images/bg-green.jpg","images/bg-purple.jpg","images/bg-red.jpg"];
	var loaders = new Array();
	for(var i=0;i<imgs.length;i++){
		loaders[i] = new Image();
		loaders[i].src = template_directory+imgs[i];
	}
}
function changeBG(cor){
	document.body.className=cor;
}
function replaceLastPostLinks() {
	var div = document.getElementById("last-posts-links");
	var list = div.childNodes;
	var str = "";
	for(var i=0;i<list.length;i++){
		if(list[i].nodeName=="LI"){
			list[i].firstChild.title = list[i].firstChild.title.replace(/ \| /gi," ");
			str = list[i].firstChild.firstChild.nodeValue;
			str = str.replace(/ \| /gi," <span>");
			str += "</span>";
			list[i].firstChild.innerHTML = str;
		}
	}
}
function replaceTitlePost(str) {
	var t = String(str).replace(/ \| /gi," <span>");
	t+="</span>";
	return t;
}
addOnload(preloadBgs);