function show_im(x1,x2)
	{
	if(document.layers)
		eval("document.images."+x1+".src='"+x2+"';");
	else
		eval("document.all."+x1+".src='"+x2+"';");
	}

function img(x1,x2)
	{
	if (document.images)
		{
		eval(x1+' = new Image()');
		eval(x1+'.src = "'+x2+'"');
		}
	}