// preload these images for improved performance when doing mouse rollovers. // var btn1off = new Image(); var btn1on = new Image(); var btn2off = new Image(); var btn2on = new Image(); var btn3off = new Image(); var btn3on = new Image(); var btn4off = new Image(); var btn4on = new Image(); var btn5on = new Image(); var btn5off = new Image(); var btn6on = new Image(); var btn6off = new Image(); var btn7on = new Image(); var btn7off = new Image(); btn1off.src = "images/contact.gif"; btn1on.src = "images/contacton.gif"; btn2off.src = "images/links.gif"; btn2on.src = "images/linkson.gif"; btn3off.src = "images/dollarbillinfo.gif"; btn3on.src = "images/dollarbillinfoon.gif"; btn4off.src = "images/2nd_ammendment.gif"; btn4on.src = "images/2nd_ammendmenton.gif"; btn5off.src = "images/herdbook.gif"; btn5on.src = "images/herdbookon.gif"; btn6off.src = "images/sfzoo.gif"; btn6on.src = "images/sfzooon.gif"; btn7off.src = "images/upload.gif"; btn7on.src = "images/uploadon.gif"; //-->