function sendToPage(link, act_msg, no_str_msg)
   {

   	 if(!isCheckboxChecked())
   	 {
   	    return window.alert(no_str_msg+'!');
   	 }

   	 if(act_msg ==''  )
   	 {
   	 	var form = document.getElementById('form1');
   	 	form.action = link;
   	 	form.submit();
   	 }
   	 else
   	 {
   	 	if(window.confirm(act_msg + '?'))
   	 	{
   	 		var form = document.getElementById('form1');
   	 		form.action = link;
   	 		form.submit();
   	 	}
   	 }
   }

   function goToPage(link)
   {
   	 document.location.href = link;
   }

   function setDelete()
   {
     var form = document.getElementById('form1');
     var delete_all = document.getElementById('delete_all');
     var len = form.elements.length;

     var re = /delete\[\d\]/;
     for(i = 0; i < len; i++)
     {
   		if(re.exec(form.elements[i].id))
   		{
   			  form.elements[i].checked = delete_all.checked;
   		}
     }
   }

   function isCheckboxChecked()
   {
   	 var form = document.getElementById('form1');
     var len = form.elements.length;

     var re = /delete\[\d+\]/;
     for(i = 0; i < len; i++)
     {
   		if(re.exec(form.elements[i].id)&&(form.elements[i].checked == true))
   		{
   			  return true;
   		}
     }
     return false;
   }

  function getLinkType()
  {
  	 var select_link = document.getElementById('select_link');
  	 var link_href = document.getElementById('link_href');
  	 var select_doc = document.getElementById('select_doc');
  	 var select_mod = document.getElementById('select_mod');
  	 var div_link = document.getElementById('div_link');
  	 var div_mod = document.getElementById('div_mod');
  	 var div_doc = document.getElementById('div_doc');


  	 switch(select_link.options[select_link.options.selectedIndex].value)
  	  {
  	 	case 'href':
  	 		link_href.disabled = false;
  	 		select_doc.disabled = true;
  	 		select_mod.disabled = true;

  	 		div_link.style.display = 'block';
  	 		div_doc.style.display = 'none';
  	 		div_mod.style.display = 'none';
  	 	break;

  	 	case 'doc':
  	 		link_href.disabled = true;
  	 		select_doc.disabled = false;
  	 		select_mod.disabled = true;

  	 		div_link.style.display = 'none';
  	 		div_doc.style.display = 'block';
  	 		div_mod.style.display = 'none';
  	 	break;

  	 	case 'mod':
  	 		link_href.disabled = true;
  	 		select_doc.disabled = true;
  	 		select_mod.disabled = false;

  	 		div_link.style.display = 'none';
  	 		div_doc.style.display = 'none';
  	 		div_mod.style.display = 'block';
  	 	break;
  	  }
  }

  function enableImg(chk_id)
   {
   	    var chk = document.getElementById(chk_id);
   	    var file = document.getElementById('file_name');
   	    var width = document.getElementById('width');
   	    var height = document.getElementById('height');

   	    if(chk.checked == true)
   	    {
   	    	 file.disabled = false;
   	    	 width.disabled = false;
   	    	 height.disabled = false;
   	    }
   	    else
   	    {
   	    	file.disabled = true;
   	    	width.disabled = true;
   	    	height.disabled = true;
   	    }
   }
  function setViewElem(elem)
  {
  		var filter = document.getElementById(elem);

  		if(filter.style.display == 'none')
  		{
  			filter.style.display = 'block';
  		}
  		else
  		{
  			filter.style.display = 'none';
  		}
  }

  function setPasswordStatus()
   {
   	 var pass = document.getElementById('password');
   	 var pass2 = document.getElementById('password2');
   	 var ch = document.getElementById('not_change');

   	 if(ch.checked == true)
   	 {
   	 	pass.disabled = false; pass2.disabled = false;
   	 	//pass.class = 'text'; pass2.class = 'text';
   	 	pass.className = 'text'; pass2.className = 'text';
   	 }
   	 else
   	 {
   	 	pass.disabled = true; pass2.disabled = true;
   	 	//pass.class = 'disabled_text'; pass2.class = 'disabled_text';
   	 	pass.className = 'disabled_text'; pass2.className = 'disabled_text';

   	 }
   }