function SubMenuShow(ID,ID1)
 {
	document.getElementById(ID).style.display='block';
	document.getElementById(ID1).className = "menuli_active";
 }
 
 
 function SubMenuHide(ID,ID1)
 {
	document.getElementById(ID).style.display='none';
	document.getElementById(ID1).className = "menuli";
 }
 

NS4 = (document.layers) ? true : false;

function checkEnter(event)
{     
    var code = 0;
    
    if (NS4)
        code = event.which;
    else
        code = event.keyCode;
    if (code==13)
        document.authform.submit();
}