if(document.images) {
button = new Array(); 
button[1] = new Array();
button[1][def] = new Image();
button[1][def].src = "Buttons/ButPCServiceV.gif"; 
button[1][sel] = new Image();
button[1][sel].src = "Buttons/ButPCServiceVS.gif"; 
button[2] = new Array();
button[2][def] = new Image();
button[2][def].src = "Buttons/ButHardwareV.gif"; 
button[2][sel] = new Image();
button[2][sel].src = "Buttons/ButHardwareVS.gif"; 
button[3] = new Array();
button[3][def] = new Image();
button[3][def].src = "Buttons/ButHardwareMV.gif"; 
button[3][sel] = new Image();
button[3][sel].src = "Buttons/ButHardwareMVS.gif"; 
button[4] = new Array();
button[4][def] = new Image();
button[4][def].src = "Buttons/ButSoftwareV.gif"; 
button[4][sel] = new Image();
button[4][sel].src = "Buttons/ButSoftwareVS.gif"; 
button[5] = new Array();
button[5][def] = new Image();
button[5][def].src = "Buttons/ButSoftwareMV.gif"; 
button[5][sel] = new Image();
button[5][sel].src = "Buttons/ButSoftwareMVS.gif"; 
button[6] = new Array();
button[6][def] = new Image();
button[6][def].src = "Buttons/ButWebdesignV.gif"; 
button[6][sel] = new Image();
button[6][sel].src = "Buttons/ButWebdesignVS.gif"; 
button[7] = new Array();
button[7][def] = new Image();
button[7][def].src = "Buttons/ButWebdesignMV.gif"; 
button[7][sel] = new Image();
button[7][sel].src = "Buttons/ButWebdesignMVS.gif"; 
button[8] = new Array();
button[8][def] = new Image();
button[8][def].src = "Buttons/ButWebHostMV.gif"; 
button[8][sel] = new Image();
button[8][sel].src = "Buttons/ButWebHostMVS.gif"; 
button[9] = new Array();
button[9][def] = new Image();
button[9][def].src = "Buttons/ButNetworkV.gif"; 
button[9][sel] = new Image();
button[9][sel].src = "Buttons/ButNetworkVS.gif"; 
button[10] = new Array();
button[10][def] = new Image();
button[10][def].src = "Buttons/ButNetworkMV.gif"; 
button[10][sel] = new Image();
button[10][sel].src = "Buttons/ButNetworkMVS.gif"; 
button[11] = new Array();
button[11][def] = new Image();
button[11][def].src = "Buttons/ButInfosV.gif"; 
button[11][sel] = new Image();
button[11][sel].src = "Buttons/ButInfosVS.gif"; 
}