// 二重送信禁止の自動処理(とりあえず動くけどあとで確認)
var DisableSubmit = {
   init: function() {
      this.addEvent(window, 'load', this.set());
   },

   set: function() {
      var self = this;
      return function() {
         for (var i = 0; i < document.forms.length; ++i) {
            if(document.forms[i].onsubmit) continue;
            document.forms[i].onsubmit = function() {
               self.setDisable(this.getElementsByTagName('input'));
            };
         }
      }
   },

   setDisable: function(elms) {
      for (var i = 0, elm; elm = elms[i]; i++) {
         if ((elm.type == 'submit' || elm.type == 'image') && !elm.disabled) {
            Set(elm);
            unSet(elm);
         }
      }

      function Set(button) {
         window.setTimeout(function() { button.disabled = true; }, 1);
      }
      function unSet(button) {
         window.setTimeout(function() { button.disabled = false; }, 1000);
      }
   },

   addEvent: function(elm, type, event) {
      if(elm.addEventListener) {
         elm.addEventListener(type, event, false);
      } else if(elm.attachEvent) {
         elm.attachEvent('on'+type, event);
      } else {
         elm['on'+type] = event;
      }
   }
}
DisableSubmit.init();

function disableSubmit(){}

// フォームの送信ボタンの値をhiddenとして設定
function setHiddenValue( input ){
	if(input.name){
		var q = document.createElement('input');
		q.type = 'hidden';
		q.name = input.name;
		q.value = input.value;
		input.form.appendChild( q );
	}
}
// フォームの有効/無効化
function enableInput( element_id, attribute ){
	document.getElementById( element_id ).disabled=attribute;
}
function http( location ){
	window.open(location, '_blank');
}