function G_random() {
	no=Math.floor(Math.random()*6);
	if(no == 0){document.write('<a href="gravure/himeka/index.html"><img src="gravure/himeka/s.jpg" width="105" height="105" border="0" align=left></a>');}
	if(no == 1){document.write('<a href="gravure/jyuri/index.html"><img src="gravure/jyuri/s.jpg" width="105" height="105" border="0" align=left></a>');}
	if(no == 2){document.write('<a href="gravure/noa/index.html"><img src="gravure/noa/s.jpg" width="105" height="105" border="0" align=left></a>');}
	if(no == 3){document.write('<a href="gravure/reona/index.html"><img src="gravure/reona/s.jpg" width="105" height="105" border="0" align=left></a>');}
	if(no == 4){document.write('<a href="gravure/sakura/index.html"><img src="gravure/sakura/s.jpg" width="105" height="105" border="0" align=left></a>');}
	if(no == 5){document.write('<a href="gravure/sakura2/index.html"><img src="gravure/sakura2/s.jpg" width="105" height="105" border="0" align=left></a>');}

}