buy = new Image(100,25) ;
buy.src = "graphics/gea/BuyButton-rollover.jpg" ;
buyOff = new Image(100,25) ;
buyNotLoaded = true ;

photo = new Image(100,25) ;
photo.src = "graphics/gea/PhotoButton-rollover.jpg" ;
photoOff = new Image(100,25) ;
photoNotLoaded = true ;

trailer = new Image(100,25) ;
trailer.src = "graphics/gea/viewTrailerButton-rollover.jpg" ;
trailerOff = new Image(100,25) ;
trailerNotLoaded = true ;

TREEtrailer = new Image(100,25) ;
TREEtrailer.src = "graphics/tree/TREEviewTrailerButton-rollover.jpg" ;
TREEtrailerOff = new Image(100,25) ;
TREEtrailerNotLoaded = true ;

trans = new Image(100,25) ;
trans.src = "graphics/trans/homeButton-rollover.jpg" ;
transOff = new Image(100,25) ;
transNotLoaded = true ;

rule42 = new Image(100,25) ;
rule42.src = "graphics/trans/Rule42Button-rollover.jpg" ;
rule42Off = new Image(100,25) ;
rule42NotLoaded = true ;

tree = new Image(100,25) ;
tree.src = "graphics/tree/TREEmovieCom-rollover.jpg" ;
treeOff = new Image(100,25) ;
treeNotLoaded = true ;

function img_on(buttonName)
{

	if (((navigator.appName.charAt(0)=="N") && (navigator.appVersion.charAt(0)>=3)) || (navigator.appVersion.charAt(0)>=4)) 
	{
		// load default/off button from document
		if ( eval(buttonName + "NotLoaded") == true ) 
		{
			// alert(buttonName + "Off.src = '" + document[buttonName].src + "'");
			eval(buttonName + "Off.src = '" + document[buttonName].src + "'");
	 		// imgOff = eval(buttonName + "Off.src");
			// alert(imgOff) ;
			eval(buttonName + "NotLoaded = false" ) 
		}

		// turn on rollover image
	 	imgOn = eval(buttonName + ".src");
		// alert(imgOn) ;
		document[buttonName].src = imgOn ;
	}
}

function img_off(buttonName)
{
	if (((navigator.appName.charAt(0)=="N") && (navigator.appVersion.charAt(0)>=3)) || (navigator.appVersion.charAt(0)>=4)) 
	{
	 	imgOff = eval(buttonName + "Off.src");
		document[buttonName].src = imgOff ;
	}

}