function photoShift(id,filenm,alt){
	var photoarea = document.getElementById('photoarea');

	//一度にHTMLを挿入しないとdivがずれる
	photoarea.innerHTML = "<a href=\"Javascript:MM_openBrWindow('../theme/db_download_"+id+".html','','scrollbars=yes,width=800,height=600');\"><img src=\"../resize/thum_440_300_"+filenm+"\" alt=\""+alt+"\"/></a>";

}