var var1=2
function temp1()
{
if(var1==1)
{
document.all.imigid1.src="image/ncrate2.jpg"
var1=2;
}
else
if(var1==2)
{
document.all.imigid1.src="image/ncrate3.jpg"
var1=3;
}
else
if(var1==3)
{
document.all.imigid1.src="image/ncrate4.jpg"
var1=4;
}
else
if(var1==4)
{
document.all.imigid1.src="image/ncrate1.jpg"
var1=1;
}
}