//------------------
//BROWSER DETECTION
//NOTE THAT THIS SCRIPT CURRENTLY DOES NOT DETECT VERSION, AND ASSUMES A 4.0+ BROWSER ALREADY
//------------------
var agt=navigator.userAgent.toLowerCase();
if (document.layers) {
	var b="n";
} else if ( document.all || document.getElementById) {
	var b="e";
} 

//---------------------------
//function visLay(nme,vis)
//nme -- layer/div name
//vis -- sets the visibility property of layer, 1 for on, 0 for off
var nme3 = 'tempDiv'

function visLay(nme,nme2,vis) {
	if (b=="n") {
		vis==1 ? vis='show' : vis='hide';
		document.layers['collection'].visibility='hide';
		document.layers['about'].visibility='hide';
		document.layers['menuWrapper'].visibility=vis;
		document.layers[nme].visibility=vis;
		nme3 = nme2;		
	} else if (b=="e") {
		vis==1 ? vis='visible' : vis='hidden';
		document.all['collection'].style.visibility='hidden';
		document.all['about'].style.visibility='hidden';
		document.all['menuWrapper'].style.visibility=vis;				
		document.all[nme].style.visibility=vis;
		document.all[nme3].style.backgroundColor='FFCCFF';
		document.all[nme2].style.backgroundColor='FFFFFF';
		nme3 = nme2;
	}
}

function hideAll(myNav) {
	if (b=="n") {
		document.layers['collection'].visibility='hide';
		document.layers['about'].visibility='hide';
		document.layers['menuWrapper'].visibility='hide';
	} else if (b=="e") {
		document.all['menuWrapper'].style.visibility='hidden'
		document.all['collection'].style.visibility='hidden';
		document.all['about'].style.visibility='hidden';
		for(i=1;i<5;i++) {
		document.all['nav'+i].style.backgroundColor='FFCCFF';
		}
		document.all[myNav].style.backgroundColor='FFFFFF';
	}	
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
//alert(theURL);
  window.open(theURL,winName,features);
}


function visRelated(nme,vis) {
	if (b=="n") {
		vis==1 ? vis='show' : vis='hide';
		document.layers[nme].visibility=vis;
	} else if (b=="e") {
		vis==1 ? vis='visible' : vis='hidden';
		document.all[nme].style.visibility=vis;
	}
}