intImage = 2;
function swapImage() {
switch (intImage) {
 case 1:
   document.getElementById('IMG1').src = "images/p.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG1').src = "images/m.gif"
   intImage = 1
   return(false);
 }
}
function swapImage2() {
switch (intImage) {
 case 1:
   document.getElementById('IMG2').src = "images/m.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG2').src = "images/p.gif"
   intImage = 1
   return(false);
 }
}
function swapImage3() {
switch (intImage) {
 case 1:
   document.getElementById('IMG3').src = "images/p.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG3').src = "images/m.gif"
   intImage = 1
   return(false);
 }
}
function swapImage4() {
switch (intImage) {
 case 1:
   document.getElementById('IMG4').src = "images/m.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG4').src = "images/p.gif"
   intImage = 1
   return(false);
 }
}
function swapImage5() {
switch (intImage) {
 case 1:
   document.getElementById('IMG5').src = "images/p.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG5').src = "images/m.gif"
   intImage = 1
   return(false);
 }
}
function swapImage6() {
switch (intImage) {
 case 1:
   document.getElementById('IMG6').src = "images/m.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG6').src = "images/p.gif"
   intImage = 1
   return(false);
 }
}
function swapImage7() {
switch (intImage) {
 case 1:
   document.getElementById('IMG7').src = "images/p.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG7').src = "images/m.gif"
   intImage = 1
   return(false);
 }
}
function swapImage8() {
switch (intImage) {
 case 1:
   document.getElementById('IMG8').src = "images/m.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG8').src = "images/p.gif"
   intImage = 1
   return(false);
 }
}
function swapImage9() {
switch (intImage) {
 case 1:
   document.getElementById('IMG9').src = "images/p.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG9').src = "images/m.gif"
   intImage = 1
   return(false);
 }
}
function swapImage10() {
switch (intImage) {
 case 1:
   document.getElementById('IMG10').src = "images/m.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG10').src = "images/p.gif"
   intImage = 1
   return(false);
 }
}
function swapImage11() {
switch (intImage) {
 case 1:
   document.getElementById('IMG11').src = "images/p.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG11').src = "images/m.gif"
   intImage = 1
   return(false);
 }
}
function swapImage12() {
switch (intImage) {
 case 1:
   document.getElementById('IMG12').src = "images/m.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG12').src = "images/p.gif"
   intImage = 1
   return(false);
 }
}
function swapImage13() {
switch (intImage) {
 case 1:
   document.getElementById('IMG13').src = "images/m.gif"
   intImage = 2
   return(false);
case 2:
   document.getElementById('IMG13').src = "images/p.gif"
   intImage = 1
   return(false);
 }
}