browserVer=navigator.appVersion.charAt(0); 

// 最初に使う絵を取り込んで置くね: 
if (browserVer >= 3) { 
} 


function popup(dest_url , width , height ){
	window.open(dest_url,"new_window","toolbar=no status=no menubar=no,width=" + width + ",height=" + height)
}



function criani(imageID,imageName) { 
	if (browserVer >= 3) { 
		document.images[imageID].src = eval(imageName + ".src"); 
	}
}