who1=new Image(102,7); who1.src='images/m1.gif';
who2=new Image(102,7); who2.src='images/m1o.gif';
how1=new Image(102,7); how1.src='images/m2.gif';
how2=new Image(102,7); how2.src='images/m2o.gif';
client1=new Image(102,7); client1.src='images/m3.gif';
client2=new Image(102,7); client2.src='images/m3o.gif';
cont1=new Image(102,7); cont1.src='images/m4.gif';
cont2=new Image(102,7); cont2.src='images/m4o.gif';
test1=new Image(102,7); test1.src='images/m5.gif';
test2=new Image(102,7); test2.src='images/m5o.gif';

function changepic (imgTagName, imgObj) {
if (document.images) {
   document.images[imgTagName].src=imgObj.src}
}