// JavaScript Document

function menuHover(obj) {
	obj.className = "current";
	
	obj.onmouseout = function() {
		obj.className = "";
	}
}



function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		Case_Palazzo_01_over = newImage("images/Case_Palazzo_01-over.gif");
		Case_UCSD_01_over = newImage("images/Case_UCSD_01-over.gif");
		Case_TomBradley_01_over = newImage("images/Case_TomBradley_01-over.gif");
		preloadFlag = true;
	}
}

	function clearselect(fieldname){
		document.getElementById(fieldname).options[0].selected=true;
	}

 
 function toggleBox(szDivID, iState) // 1 visible, 0 hidden
{
    if(document.layers)	   //NN4+
    {
       document.layers[szDivID].visibility = iState ? "show" : "hide";
    }
    else if(document.getElementById)	  //gecko(NN6) + IE 5+
    {
        var obj = document.getElementById(szDivID);
        obj.style.visibility = iState ? "visible" : "hidden";
        obj.style.zIndex = iState ? "105" : "0";
        obj.style.display= iState ? "inline" : "none"; 
        obj.style.zIndex=0
    }
    else if(document.all)	// IE 4
    {
        document.all[szDivID].style.visibility = iState ? "visible" : "hidden";
    }
}