function defFormVal (el,val) {if (el.value==val) {el.value=''; return;}}
function ckDef(el,val) { if (el.value=='') el.value=val; }

function showAuthorizate() {	document.getElementById("authorizate").style.display = 'block';}
function hideAuthorizate() {document.getElementById("authorizate").style.display = 'none';}

function closeWindow (evt) {
	evt = (evt) ? evt : ((window.event) ? event : null);
	if (!evt || !evt.keyCode) return true;
	if (evt.keyCode==27) {hideAuthorizate();}
	return true;
}

function showhide(el) {
	ele = document.getElementById(el);

	if (ele.style.display=='none')
	{
		ele.style.display = 'block';
	} else {
		ele.style.display = 'none';
	}

}