/* common.js */

var gMenus;
var gMenuImages;
var gMenuRollOverImages;

function makeMenuObj(){

	gMenus =new Array( 'gmi_top', 'gmi_topics', 'gmi_information', 'gmi_profile', 'gmi_price', 'gmi_precedent', 'gmi_qanda', 'gmi_mini', 'gmi_blog', 'gmi_talk', 'gmi_archive', 'gmi_oita', 'gmi_wasada', 'gmi_hita', 'gmi_sitemap' );
	gMenuImages =new Array();
	gMenuRollOverImages =new Array();
	var i;
	for( i =0; i < gMenus.length; i++ ){
		var tempImage =new Image();
		tempImage.src ='img/common/menu/'+gMenus[i]+'.jpg';
		gMenuImages.push( tempImage );
	}
	for( i =0; i < gMenus.length; i++ ){
		var tempRolloverImage =new Image();
		tempRolloverImage.src ='img/common/menu/'+gMenus[i]+'_ro.jpg';
		gMenuRollOverImages.push( tempRolloverImage );
	}
	//bind event
	for( i =0; i < gMenus.length; i++ ){
		$("#"+gMenus[i]).mouseover( function(event){ swapImage( event ); });
		$("#"+gMenus[i]).mouseout( function(event){ resetImage( event ); });
	}
}

function swapImage( event ){
	for( var i=0; i < gMenus.length; i++ ){
		if( event.target.id == gMenus[i] ){ break; }
	}
	event.target.src =i != gMenus.length ? gMenuRollOverImages[i].src : event.target.src;
}

function resetImage( event ){
	for( var i=0; i < gMenus.length; i++ ){
		if( event.target.id == gMenus[i] ){ break; }
	}
	event.target.src =i != gMenus.length ? gMenuImages[i].src : event.target.src;
}


function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}