function expandit(curobj,arr){
	e = '';
	ns6=document.getElementById&&!document.all?1:0;
	e = ns6?document.getElementById(curobj).style:document.all[curobj].style;

	if (e.display == "none"){
		e.display = "";
		//document[arr].src = eval('arron.src');
	} else {
		e.display = "none";
		//document[arr].src = eval('arroff.src');
	}
	
	
}

function imgOn(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + 'on.src');
	}
}

function imgOff(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + 'off.src');
	}
}

function random_hdr(section,hdr_num){
	hdr_num = hdr_num - 1;
	var rand_num = (Math.round((Math.random()*hdr_num)+1));
	document.write('<img src="http://www.uhsinc.com/images/sub_header_'+section+''+rand_num+'.jpg" border="0">');
}