var checkon=new Image();
	checkon.src='/pictures/help/check_on.gif';
	var checkoff=new Image();
	checkoff.src='/pictures/help/check_off.gif';
	var checked=0;
	function inside_sec() 
	{
	        if (checked==1)
		{
			document.images.cnimg.src=checkoff.src;
			checked=0;
			document.forms.searchform.section.value=CurSection;
		}
		else
		{
			document.images.cnimg.src=checkon.src;
			checked=1;
			document.forms.searchform.section.value='';
		}
		document.forms.searchform.search.focus();

	}

	function makevisible(cur,which)
	{
		var ta=100;
		if (which==0) ta=100; else ta=70;
		if (navigator.userAgent.indexOf("Firefox")!=-1) cur.style.MozOpacity=ta/100; else if (cur.filters) cur.filters.alpha.opacity=ta;
	}

	var _d=document
	var O_NS5up=((navigator.userAgent.toLowerCase().indexOf('mozilla')!=-1)&&(parseInt(navigator.appVersion)>=5));
	var O_NS4=(_d.layers)?1:0;
	var O_IE4=(_d.all)?1:0;
	var O_MAC=(navigator.appVersion.indexOf("Macintosh")>-1);
	var O_IE45=(navigator.userAgent.toLowerCase().indexOf('msie 4.')>-1)&&O_MAC;
	var O_DOM=_d.getElementById?1:0;