function ChangeToPassField() {
	document.getElementById('AbstractUser_password').type="password";
}

function number_format(num) {
  return num.number_format()
}

/*-----------------------------------------------------
number_format.class.js (数値にコンマをつける)
THETA NETWORKS Co,.Ltd. (http://www.theta.ne.jp)
Takayuki Miyauchi (info@theta.ne.jp)

ライセンス： PHPライセンス

例
var $n = '1111';
return n.number_format(); // 1,111を返す

var $n = '1,111';
return n.number_unformat(); // 1111を返す
-----------------------------------------------------*/
String.prototype.number_format = function(){
	if( isNaN(this) ){
		return NaN;
	}
	var num = this + "";
	num = num.split(".",2);
	var is_minus = 0;
	if( parseInt( num[0] ) < 0 ){
		num[0] = num[0].substring( 1, num[0].length );
		is_minus = 1;
	}
	var len = num[0].length;
	var place = new Array;
	for( var i=3; i<=len+2; i+=3 ){
		place[place.length] = num[0].substring( len-i, len-i+3 );
	}
	var value = "";
	for( var i=place.length-1; i>=0; i--){
		value += place[i]+",";
	}
	value = value.replace(/,$/,"");
	if(num[1]){
		value += "."+num[1];
	}
	if( is_minus ){
		return '-' + value;
	}else{
		return value;
	}
}

String.prototype.number_unformat = function(){
	var place = (this+"").match(/[\d.]*/g);
	var value   = "";
	for(var i=0;i<place.length;i++){
		value += place[i];
	}
	return value-0;
}

Number.prototype.number_format		= String.prototype.number_format;
Number.prototype.number_unformat	= String.prototype.number_unformat;