function openWin(page) {
	var n=open(page,'levanwin','width=705,height=370,status=no,menubar=no,scrollbars=no,resizable=no');
}
function openPDF(page) {
	var n=open(page,'levanpub','width=500,height=580,status=no,menubar=no,scrollbars=auto,resizable=yes');
}

function changeImages(){
	if(document.images){
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
		}
	}
}