if(document.images){
imgL1 = new Image();imgL1.src = "/Files/Navigation/Alumeco/Level1_off.gif";imgL1Over = new Image();imgL1Over.src = "/Files/Navigation/Alumeco/Level1_over.gif";
imgL2 = new Image();imgL2.src = "/Files/Navigation/Alumeco/Level2_off.gif";imgL2Over = new Image();imgL2Over.src = "/Files/Navigation/Alumeco/Level2_on.gif";

}