function expandIt(wdiv) {
if (document.getElementById) { 
	if(document.getElementById(wdiv).style.display != "block") {
	document.getElementById(wdiv).style.display = "block";
	} else {
	document.getElementById(wdiv).style.display = "none";
	}
} 
else if (document.layers) { 
	if(eval("document.layers['"+lin+"'].visibility != 'show'")) {
		eval("document.layers['"+lin+"'].visibility='show'"); 
	} else {
	eval('document.layers['+lin+'].visibility="hide"');
	}
} 
else if (document.all) { 
	if(eval('document.all.'+lin+'.style.visibility="hidden"')) {
		eval('document.all.'+lin+'.style.visibility="visible"');
	} else {
	eval('document.all.'+lin+'.style.visibility="hidden"');
	}
} 
}