function on_jump_home(element, event) {
	event = event || window.event;
	
	if(event.keyCode==0x0D || event.keyCode==0x0A) {
		window.location.href = '/' + element.value;
		return false;
	}
	return true;
}

/**
 *	エレメントのテキストを画像にするそうだ
 */
function conver_to_imagenumeric(el) {
	el = $(el);
	el.innerHTML = build_imagenumeric(el.innerHTML);
}

function build_imagenumeric(num) {
	num = ''+num;
	
	var	result = '';
	for(var idx=0;idx<num.length;++idx) {
		//result += '<img src="http://24oclocks.shn.dev:4000/static/images/num/'+num.charAt(idx)+'.gif" />';
    var ch = num.charAt(idx);
    result += '<span class="num num_' + (ch == '-' ? '_' : ch) + '">' + ch + '</span>';
	}
	return result;
}