var undefined;
function preber(num){
	var cil=document.getElementById("Main_Odkaz"+num);
	var polozka=document.getElementById("Main_Img"+num);		
	polozka.alt=cil.innerHTML;
	polozka.title=cil.innerHTML;
	polozka.href=cil.href;
	polozka.onmouseover=function(){cil.className="anavig";}
	polozka.onmouseout=function(){cil.className="navig";}						
	}
function start(){	
	for (var i=1; i<=6; i++)
		preber(i);	
	if ((window.substart != null)&&(window.substart != undefined))
		window.substart();
	}
function getSelect(obj){
	if (obj.options!=null)
		for (var i=0;i<obj.length;i++)
			if (obj.options[i].selected)
				return obj.options[i].value; 	
	return undefined;
	}
function setSelect(obj,val){
	if (obj.options!=null)
		for (var i=0;i<obj.length;i++)
			if (obj.options[i].value==val)
				obj.options[i].selected=true; 	
	}

function targetBlank (url) {
    blankWin = window.open(url,'_blank','menubar=yes,toolbar=yes,location=yes,directories=yes,fullscreen=no,titlebar=yes,hotkeys=yes,status=yes,scrollbars=yes,resizable=yes');
}