function initPage()
	{
		//alert(document.body.offsetHeight);
		//alert(document.body.scrollHeight);
		setVarCell();
	}

	function setVarCell()
	{
		// wird gescrollt ?
		hx=document.body.clientHeight;
		if (document.body.scrollHeight>hx)
		{
			hx=document.body.scrollHeight;
		}
		vch=hx-90-19-33-400-57;
		if (vch<=0) { vch=0; }
		document.getElementById("varCell").style.height=vch;
	}

	function handleSubMenu(m,s)
	{
		mx1=m+1;
		if (mx1>4) { mx1=1; }
		mx2=mx1+1;
		if (mx2>4) { mx2=1;	}
		mx3=mx2+1;
		if (mx3>4) { mx3=1;	}
		sm=document.getElementById("submenu"+m);
		smx1=document.getElementById("submenu"+mx1);
		smx2=document.getElementById("submenu"+mx2);
		smx3=document.getElementById("submenu"+mx3);
		if (s==-1) {sm.className="menu_sub_visible"; smx1.className="menu_sub_hidden"; smx2.className="menu_sub_hidden"; smx3.className="menu_sub_hidden"; }
		if (s==0) {sm.className="menu_sub_hidden" }
		if (s==255)
		{
			if (sm.className=="menu_sub_visible") { sm.className="menu_sub_hidden" } else { sm.className="menu_sub_visible"; smx1.className="menu_sub_hidden"; smx2.className="menu_sub_hidden"; smx3.className="menu_sub_hidden"; }
		}
	}

	function hideAllSubMenus()
	{
		sm=document.getElementById("submenu1");
		sm.className="menu_sub_hidden"
		sm=document.getElementById("submenu2");
		sm.className="menu_sub_hidden"
		sm=document.getElementById("submenu3");
		sm.className="menu_sub_hidden"
		sm=document.getElementById("submenu4");
		sm.className="menu_sub_hidden"
	}