// streaming effect
function conHeight(eleme){
	$(eleme).effect('height').start(0,50);
}
// done it one by one
var k=1;
for(var j=50; j>=0; j--){
	conHeight.delay(300*k,"list"+j,"list"+j);
	k++;
}
// show preview window
var swindow = new Fx.Slide('preview', {duration: 500});
function showPreview(theLink){
	if(document.getElementById("preview")){
		var swindow = new Fx.Slide('preview', {duration: 500});
		swindow.slideOut();
		$('preview').remove();
	}
	// dump iframe and place it
	var theUrl = theLink.getAttribute("name")
	var sframe = document.createElement("iframe");
	sframe.setAttribute("id","preview");
	sframe.setAttribute("src",theUrl);
	insertAfter(sframe, theLink);
	swindow.slideIn();
}
function insertAfter(newElement, targetElement){
	var parent = targetElement.parentNode;
	if (parent.lastChild == targetElement){
		parent.appendChild(newElement);
	} else {
		parent.insertBefore(newElement, targetElement.nextSibling);
	}
}

// onload events
window.onload = function(){
	swindow.hide();
}