// Drop Menu script


function ShowHideMenu(ID){
				 menu = document.getElementById(ID);
				 menu.style.visibility == "visible"?
				 menu.style.visibility = "hidden":
				 menu.style.visibility = "visible";
}



function SetFirstImage(){
		 photo = document.getElementById('imageFrame');
		 photo.style.backgroundImage = "url(" + PhotoGroup[1] + ")";}
				
		
		

		 
		 

// Image Cross-fade script written by Perry Gerenday

function ChangeImage(n){
		 mask = document.getElementById('imageMask');
		 photo = document.getElementById('imageFrame');
		 mask.style.visibility = "visible";
		 photo.style.backgroundImage = "url(" + PhotoGroup[n] + ")";
		 GetFaderFunction();}


var density = 1.0;
var IEdensity = 100;

function GetFaderFunction(){
		 if(document.all){ CrossFadeIE();}
		 else { CrossFade();}
}

// Standards Version

function CrossFade(){
		 loop = setTimeout("CrossFade()",1);
		 mask = document.getElementById('imageMask');
		 mask.style.opacity = density;
		 if(density > 0.0){ density -= .02; }
		 else { clearTimeout(loop);
		 mask.style.visibility = "hidden";
		 density = 1.0; }
}


// IE Version

function CrossFadeIE(){
		 loop = setTimeout("CrossFadeIE()",1);
		 mask = document.getElementById('imageMask');
		 mask.filters.alpha.opacity = IEdensity;
		 if(IEdensity > 0){ IEdensity -= 2; }
		 else { clearTimeout(loop);
		 mask.style.visibility = "hidden";
		 IEdensity = 100; }
}