var Selected = "";

function SwitchMessage(elm)
{
	var elmidprefix = elm.id.substr(0, elm.id.lastIndexOf('_') + 1);
	
	var elmref;
	if (Selected != "") {
		elmref = eval("document.getElementById('" + Selected + "rowMessageBody')");
		if (elmref) elmref.style.display = 'none';
		elmref = eval("document.getElementById('" + Selected + "cellSubject')");
		if (elmref) elmref.style.backgroundColor = '';
		elmref = eval("document.getElementById('" + Selected + "cellAuthorIcon')");
		if (elmref) elmref.style.backgroundColor = '';
		elmref = eval("document.getElementById('" + Selected + "cellAuthor')");
		if (elmref) elmref.style.backgroundColor = '';
		elmref = eval("document.getElementById('" + Selected + "cellDate')");
		if (elmref) elmref.style.backgroundColor = '';
	}
		
	if (Selected != elmidprefix) {
		Selected = elmidprefix;
		
		elmref = eval("document.getElementById('" + Selected + "rowMessageBody')");
		if (elmref) 
		{
			if (elmref.style.display=='none') elmref.style.display='';
			else elmref.style.display = 'none';
		}

		elmref = eval("document.getElementById('" + elmidprefix + "cellSubject')");
		if (elmref) elmref.style.backgroundColor = HilitedForumHeaderColor;
		elmref = eval("document.getElementById('" + elmidprefix + "cellAuthorIcon')");
		if (elmref) elmref.style.backgroundColor = HilitedForumHeaderColor;
		elmref = eval("document.getElementById('" + elmidprefix + "cellAuthor')");
		if (elmref) elmref.style.backgroundColor = HilitedForumHeaderColor;
		elmref = eval("document.getElementById('" + elmidprefix + "cellDate')");
		if (elmref) elmref.style.backgroundColor = HilitedForumHeaderColor;
	} else
		Selected = "";
		
	return true;
}