if(document.images)
{
		p1 =  new Image();
		p2 =  new Image();
		p3 =  new Image();
		p4 =  new Image();
		p5 =  new Image();
		p6 =  new Image();
		p7 =  new Image();
		


		p1.src = "userfiles/image/graphics/index_over_16.gif";
		p2.src = "userfiles/image/graphics/index_over_17.gif";
		p3.src = "userfiles/image/graphics/index_over_18.gif";
		p4.src = "userfiles/image/graphics/index_over_19.gif";
		p5.src = "userfiles/image/graphics/index_over_20.gif";
		p6.src = "userfiles/image/graphics/index_over_21.gif";
		p7.src = "userfiles/image/graphics/index_over_22.gif";

		
}