function initLightbox(obj){
	var iframe = document.getElementById("iframe");
	var closeBtn = document.getElementById("closeBtn");
	document.getElementById("podlojka").style.display = "block";
	iframe.src = obj.path;
	iframe.width = obj.wid;
	iframe.height = obj.hei;
	iframe.style.display = "block";
	iframe.style.left = "50%";
	iframe.style.marginLeft = -(obj.wid/2) + "px";
	iframe.style.top = "50%";
	iframe.style.marginTop = -(obj.hei/2) + "px";
	
	if(obj.withClose){
		closeBtn.style.display = "block";
		closeBtn.style.marginTop = -(obj.hei/2 + 40) + "px";
	}
}
function hideLightbox(){
	var iframe = document.getElementById("iframe");
	var closeBtn = document.getElementById("closeBtn");
	document.getElementById("podlojka").style.display = "none";
	iframe.style.display = "none";
	iframe.src = "";
	closeBtn.style.display = "none";
}
function initPdfLightBox(path, texts){
	var obj = new Object();
	obj.path = path;
	obj.title = texts;
	obj.wid = 800;
	obj.hei = 600;
	initBumpbox(obj);
}
function initVideoLightBox(path){
	var obj = new Object();
	obj.path = path;
	obj.title = "video macaroni";
	obj.wid = 400;
	obj.hei = 300;
	initBumpbox(obj);
}