function hideSelect(){
	if (document.form){
		if(document.form.name = "form"){
			document.all.form.style.visibility="hidden";
		}
	}

	if (document.getElementById('overlay-frame')){
		document.getElementById('overlay-frame').style.visibility = 'hidden';
		document.getElementById('img_bg').style.visibility = 'hidden';
	}
}
					
function unhideSelect(){
	if (document.form){
		if(document.form.name = "form"){
			document.all.form.style.visibility="visible";
		}
	}
	
	if (document.getElementById('overlay-frame')){
		document.getElementById('overlay-frame').style.visibility = 'visible';
		document.getElementById('img_bg').style.visibility = 'visible';
	}
}