var arNewImgPath = new Array("/images/help/menu_user-on.gif",
								"/images/help/menu_blogset-on.gif",
								"/images/help/menu_blognew-on.gif",
								"/images/help/menu_blogsearch-on.gif",
								"/images/help/menu_com-on.gif",
								"/images/help/menu_step-on.gif");

var arNewImgObj = new Array();
        function myPreloadImages()
        {
		for(var i = 0; i < arNewImgPath.length; i++)
		{
			arNewImgObj[i] = new Image();
			arNewImgObj[i].src = arNewImgPath[i];
		}
        }
	
	function myImageSwap(strImgObjName, strNewImgPath)
	{
		document.images[strImgObjName].src = strNewImgPath;
	}
	function selectfont(titlesize){  
 if(!document.styleSheets) return;
 

 for(var i=0; i<document.styleSheets.length; i++)
  document.styleSheets[i].title == titlesize ?
   document.styleSheets[i].disabled=false : document.styleSheets[i].disabled=true;
}

function jump(selectlist){
	window.open(selectlist, "_top")
}


function jumpMenu(selectlist){
location=(selectlist.options
[selectlist.selectedIndex].value);
}

function checkrev(form){

  for(i=0;i<form.elements.length;i++) {
  	if (form.elements[i].type=="checkbox"){
	    if(form.elements["delete"].checked) {
	      form.elements[i].checked = true;
	    }
	    else {
	      form.elements[i].checked = false;
	    }
	   }
  }
}


/** clients banner scripts */


var set = new Array(5);
var i;

for(i = 0; i < 5; i++)
	set[i] = -1;

var base = Math.floor(Math.random() * 34);

function getRandom(index)
{
	var num;
	var ok;
	
	while(1)
	{
		num = Math.floor(Math.random() * 34);
		ok = 1;

		for(i = 0; i < 5; i++)
		{
			if(set[i] == num)
				ok = 0;
		}
		
		if(ok == 1)
			break;
	}

	set[index] = num;
	
	return (num);
}




function CC_go(form) {var myindex=form.dest.selectedIndex
window.open(form.dest.options[myindex].value, target="_self"); }


<!--//
//switching images
function changeimages(){
date=new Date();
mydate=date.getDate();
if (1<=mydate&&mydate<8){document.write("<img src='images/photo1-3.gif'>");
}
else if (9<=mydate&&mydate<16){document.write("<img src='images/photo1.gif'>");
}
else if (17<=mydate&&mydate<24){document.write("<img src='images/photo1-2.gif'>");
}
else {
document.write("<img src='images/photo1.gif'>");
}
}
//-->


function na_preload_img()
{ 
  var img_list = na_preload_img.arguments;
  if (document.preloadlist == null) 
    document.preloadlist = new Array();
  var top = document.preloadlist.length;
  for (var i=0; i < img_list.length-1; i++) {
    document.preloadlist[top+i] = new Image;
    document.preloadlist[top+i].src = img_list[i+1];
  } 
}

function na_change_img_src(name, nsdoc, rpath, preload)
{ 
  var img = eval((navigator.appName.indexOf('Netscape', 0) != -1) ? nsdoc+'.'+name : 'document.all.'+name);
  if (name == '')
    return;
  if (img) {
    img.altsrc = img.src;
    img.src    = rpath;
  } 
}

function na_restore_img_src(name, nsdoc)
{
  var img = eval((navigator.appName.indexOf('Netscape', 0) != -1) ? nsdoc+'.'+name : 'document.all.'+name);
  if (name == '')
    return;
  if (img && img.altsrc) {
    img.src    = img.altsrc;
    img.altsrc = null;
  } 
}

function DisableButtons()
{
    for (var i=0; i<document.forms.length; i++) 
    {
      for (var j=0; j<document.forms[i].elements.length; j++)
      { 
        if (document.forms[i].elements[j].type.toLowerCase() == "submit")
          document.forms[i].elements[j].disabled = true;
        if (document.forms[i].elements[j].type.toLowerCase() == "button")
          document.forms[i].elements[j].disabled = true;
      }   
    }
    //alert("リクエスト処理中です。しばらくお待ちください。");
}