if(document.images){
imgL2 = new Image();imgL2.src = "/Files/Navigation/Knp_niv_2.gif";imgL2Over = new Image();imgL2Over.src = "/Files/Navigation/Knp_niv_2_hover.gif";
imgL3 = new Image();imgL3.src = "/Files/Navigation/Knp_niv_3.gif";imgL3Over = new Image();imgL3Over.src = "/Files/Navigation/Knp_niv_3_hover.gif";
imgL4 = new Image();imgL4.src = "/Files/Navigation/Knp_niv_3.gif";imgL4Over = new Image();imgL4Over.src = "/Files/Navigation/Knp_niv_3_hover.gif";
imgL5 = new Image();imgL5.src = "/Files/Navigation/Knp_niv_3.gif";imgL5Over = new Image();imgL5Over.src = "/Files/Navigation/Knp_niv_3_hover.gif";

}