function preload(){
	for(i=0;i<preloadarray.length;i++){var img = new Image; img.src = "images/" + preloadarray[i];}	
}
function fnOver(control,name){
	if(control){control.src="images/"+name+"_over.jpg";}
}
function fnOut(control,name){
	if(control){control.src="images/"+name+".jpg";}
}