if (1==1) version = "n3"; if (version == "n3") { menu = new MakeArray(13) menu[1].src = "images/opc_on.gif" menu[2].src = "images/opc_off.gif" menu[3].src = "images/intromenu2_on.gif" menu[4].src = "images/intromenu2_off.gif" menu[5].src = "images/intromenu3_on.gif" menu[6].src = "images/intromenu3_off.gif" menu[7].src = "images/intromenu4_on.gif" menu[8].src = "images/intromenu4_off.gif" menu[9].src = "images/introoemi.gif" menu[10].src = "images/introoogc.gif" menu[11].src = "images/intropetrol.gif" menu[12].src = "images/introchem.gif" menu[13].src = "images/intro7.gif" } function MakeArray(n) { this.length = n for (var i = 1; i<=n; i++) { this[i] = new Image() } return this } function putimage(num, imagenum) { if (version == "n3") { if (menu[num].src != "") { document.images[imagenum].src = menu[num].src } } }