if(document.images)
{
p1=new Image();
p2=new Image();
p3=new Image();
p4=new Image();
p5=new Image();

p1.src="graphics/index_over_04.gif";
p2.src="graphics/index_over_05.gif";
p3.src="graphics/index_over_06.gif";
p4.src="graphics/index_over_07.gif";
p5.src="graphics/index_over_08.gif";
}