function clearContent(field, initContent)
{
	if (field.value==initContent)
	{
		field.value="";
	}
}
function restoreContent(field, initContent)
{
	if (field.value=="")
	{
		field.value = initContent;
	}
}
function switchDetails (objId)
{
	obj = document.getElementById(objId);			
	if (obj != null)
	{
		if (obj.style.display == "none"){
			obj.style.display = "block";
		}else{
			obj.style.display = "none";
		}	
	}
}