function overSub(m){
if(m == 0){
document.getElementById("sub1_spacer").innerHTML=" ";
document.getElementById("sub1").innerHTML=" ";
document.getElementById("sub2_spacer").innerHTML=" ";
document.getElementById("sub2").innerHTML=" ";
}
if(m == 1){
document.getElementById("sub1_spacer").innerHTML="![\"Menu]()
";
document.getElementById("sub1").innerHTML="";
}
if(m == 11){
document.getElementById("sub1").innerHTML="";
}
if(m == 12){
document.getElementById("sub1").innerHTML="";
}
if(m == 13){
document.getElementById("sub1").innerHTML="";
}
if(m == 2){
document.getElementById("sub2_spacer").innerHTML="![\"Menu]()
";
document.getElementById("sub2").innerHTML="";
}
if(m == 21){
document.getElementById("sub2").innerHTML="";
}
if(m == 22){
document.getElementById("sub2").innerHTML="";
}
}