if (document.images) {
dd1on = new Image();
dd1on.src = "grafix/sideb_tareekh_swat1.gif";
dd1off = new Image();
dd1off.src = "grafix/sideb_tareekh_swat.gif";
dd2on = new Image();
dd2on.src = "grafix/sideb_ab_o_hawa1.gif";
dd2off = new Image();
dd2off.src = "grafix/sideb_ab_o_hawa.gif";
dd3on = new Image();
dd3on.src = "grafix/sideb_siyahat_ka_mausam1.gif";
dd3off = new Image();
dd3off.src = "grafix/sideb_siyahat_ka_mausam.gif";
dd4on = new Image();
dd4on.src = "grafix/sideb_rasad_o_rasael1.gif";
dd4off = new Image();
dd4off.src = "grafix/sideb_rasad_o_rasael.gif";
dd5on = new Image();
dd5on.src = "grafix/sideb_swat_ke_hotel1.gif";
dd5off = new Image();
dd5off.src = "grafix/sideb_swat_ke_hotel.gif";
}

function img_act(imgName) { 
if (document.images){
imgOn = eval(imgName + "on.src");
document [imgName].src = imgOn;
}
}

function img_inact(imgName) {
if (document.images){
imgOff = eval(imgName + "off.src");
document [imgName].src = imgOff; }
}
IMG01 = "dot.gif"  
IMG02 = "dot1.gif"
function imgover(imgname){
     imgname.src = IMG01
}
function imgout(imgname){
     imgname.src = IMG02
}