function switchDiv(divID, numDivs){		for (var i=1; i <= numDivs; i++)		{			if (i == divID)				showDiv(i,1);			else				showDiv(i,0);		}}function showDiv(szDivID, iState) {    if(document.layers)	       {       document.layers[szDivID].visibility = iState ? "show" : "hide";    }    else if(document.getElementById)	      {        var obj = document.getElementById(szDivID);        obj.style.visibility = iState ? "visible" : "hidden";    }    else if(document.all)	    {        document.all[szDivID].style.visibility = iState ? "visible" : "hidden";    }}function mail(name) {	var server = "@gmat-zone.com";	var action = "mailto:";	recip = action + name + server + "?Tell me more about the GMAT Zone!";	document.location.href = recip;	}
