var oOpenNav = null;
function showSub( oElem ){
	
	if( oElem.className != 'sub_nav_1' ){
		return;
	}
	
	if( oOpenNav ){
		if( oOpenNav == oElem ){
			return;
		}
		//document.getElementById( "content_left" ).innerHTML = " ";
		hideSub();
	}
	oOpenNav = oElem;
	window.setTimeout( showSub2, 50 );
		
}

function showSub2(){
	
	if( !oOpenNav ){
		return;
	}
	for( var i = 0; i < oOpenNav.childNodes.length; i++ ){
		if( oOpenNav.childNodes[i].className == 'sub' ){
			oOpenNav.childNodes[i].className = 'sub_ie6';
			//document.getElementById( "content_left" ).innerHTML += "+<br/>";
		}
		/*
		document.getElementById( "content_left" ).innerHTML += 
			  oOpenNav.childNodes[i].nodeName
			+ "." + oOpenNav.childNodes[i].className 
			+ "<br/>"
		;
		*/
	}
	
}

function setSubTimeout(){
	
	if( !oOpenNav ){
		return;
	}
	//document.getElementById( "content_left" ).innerHTML += "y";
	window.setTimeout( hideSub, 500 );
	
}

function hideSub( ){
	
	//document.getElementById( "content_left" ).innerHTML += "x";
	var oElem = oOpenNav;
	if( !oElem ){
		return;
	}
	for( var i = 0; i < oElem.childNodes.length; i++ ){
		if( oElem.childNodes[i].className == 'sub_ie6' ){
			oElem.childNodes[i].className = 'sub';
		}
	}
	oOpenNav = null;
	
}