// Courtesy of SimplytheBest.net - http://simplythebest.net/scripts/
if(document.images){
for (i=1; i<=11; i++)
{
eval("b"+i+" = new Image()");eval("b"+i+".src = 'images/b"+i+".gif'");
eval("b"+i+"on = new Image()");eval("b"+i+"on.src = 'images/b"+i+"on.gif'");
eval("m1b"+i+" = new Image()");eval("m1b"+i+".src = 'images/m1b"+i+".gif'");
eval("m1b"+i+"on = new Image()");eval("m1b"+i+"on.src = 'images/m1b"+i+"on.gif'");
} 
for (i=1; i<=4; i++)
{
eval("m2b"+i+" = new Image()");eval("m2b"+i+".src = 'script_files/m2b"+i+".gif'");
eval("m2b"+i+"on = new Image()");eval("m2b"+i+"on.src = 'script_files/m2b"+i+"on.gif'");
}
for (i=1; i<=2; i++)
{
eval("m3b"+i+" = new Image()");eval("m3b"+i+".src = 'script_files/m3b"+i+".gif'");
eval("m3b"+i+"on = new Image()");eval("m3b"+i+"on.src = 'script_files/m3b"+i+"on.gif'");
}
}