// JavaScript Document
var positionTimer;
function YA_hideSelectBoxes(){
	
	selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "hidden";
	}
}
function YA_showSelectBoxes(){
	
	selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "visible";
	}
}
function YA_showFond(){
	
	YA_hideSelectBoxes();
	document.getElementById("fondya").style.display="block";
	document.getElementById("fondya").style.width=(document.body.offsetWidth)+"px";
	document.getElementById("fondya").style.height=(document.body.offsetHeight)+"px";			
}
function YA_hideFond(){	
	YA_showSelectBoxes();	
	document.getElementById("fondya").style.display="none";
	clearInterval(positionTimer);
	
}