// 宇部市アーカイブシステム　共有Javascript
//@charset UTF-8


    //フラッシュのバージョンをチェックします
    function FlashVersion(reqVerStr,msg){
      with(navigator){
        var isIE  = (appVersion.indexOf("MSIE") != -1 && userAgent.indexOf("Opera") == -1);
        var isWin = (appVersion.toLowerCase().indexOf("win") != -1);
        if (!isIE || !isWin){
          var flashVer = -1;
          if (plugins && plugins.length > 0){
            var desc = plugins["Shockwave Flash"] ? plugins["Shockwave Flash"].description : "";
            desc = plugins["Shockwave Flash 2.0"] ? plugins["Shockwave Flash 2.0"].description : desc;
            if (desc == "") flashVer = -1;
            else{
              var descArr = desc.split(" ");
              var tempArrMajor = descArr[2].split(".");
              var verMajor = tempArrMajor[0];
              var tempArrMinor = (descArr[3] != "") ? descArr[3].split("r") : descArr[4].split("r");
              var verMinor = (tempArrMinor[1] > 0) ? tempArrMinor[1] : 0;
              flashVer =  parseFloat(verMajor + "." + verMinor);
            }
          }
          // WebTV has Flash Player 4 or lower -- too low for video
          else if (userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 4.0;

          var verArr = reqVerStr.split(",");
          var reqVer = parseFloat(verArr[0] + "." + verArr[2]);

          if (flashVer < reqVer){
            if (confirm(msg))
              window.location = "http://www.macromedia.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash";
          }
        }
      }
    }

function class_cookielib(){
    this.getCookie = getCookie;
    this.setCookie = setCookie;
    this.removeCookie = removeCookie;

    var expireDate = new Date();
    expireDate.setFullYear(expireDate.getFullYear()+1);
    expireStr = "expires=" + expireDate.toUTCString();

    function getCookie(name){
        var gc=name+"=";
        var Cookie=document.cookie;
        if (Cookie.length>0) {
            var start=Cookie.indexOf(gc);
            if (start!=-1) {
                start+=gc.length;
                terminus=Cookie.indexOf(";",start);
                if (terminus==-1) terminus=Cookie.length;
                   return unescape(Cookie.substring(start,terminus));
                }
            }
           return '';
    }

    function setCookie() {
        var key = arguments[0];
        var val = arguments[1];
        var path = (typeof(arguments[2]) != 'undefined' ? arguments[2] : '/');
        var exp = (typeof(arguments[3]) != 'undefined' ? arguments[3] : expireStr);
        var sc = key + "=" + escape(val) + "; path=" + path + "; " + exp;
        document.cookie = sc;
    }

    function removeCookie(key,path) {
        if(!path){
           path = '/';
        }
        var rc = key + "=; path=" + path + "; expires=Thu, 1 Jan 1970 00:00:00 UTC";
        document.cookie = rc;
    }

}

var cookieObj = new class_cookielib();

function onresize_handler(){
    if(document.layers){
       window.location.reload();
    }
}

    window.onresize = onresize_handler;

    var txtsize_val = 2;
    var txtsize_css_size = new Array();
    txtsize_css_size[0] = '70%';
    txtsize_css_size[1] = '80%';
    txtsize_css_size[2] = '90%';
    txtsize_css_size[3] = '100%';
    txtsize_css_size[4] = '110%';
    txtsize_css_size[5] = '120%';
    txtsize_css_size[6] = '130%';
    txtsize_css_size[7] = '140%';
    txtsize_css_size[8] = '150%';
    txtsize_css_size[9] = '160%';
    txtsize_css_size[10] = '170%';

    function setTextSize(){
        if(cookieObj.getCookie('txtsize') != ''){
           txtsize_val = 1 * cookieObj.getCookie('txtsize');
        }
        document.write('<style type="text/css">');
        document.write('* body { font-size:' + txtsize_css_size[txtsize_val] + '; }');
        document.write('</style>');
    }

function changeTextSize(num){
    var fl_update = false;
    var tmp_val = txtsize_val + num;

    if(tmp_val >= 0 && tmp_val < txtsize_css_size.length){
        txtsize_val = tmp_val;
        fl_update = true;
    }
    if(fl_update){
        cookieObj.setCookie('txtsize',txtsize_val,'/','');
        window.location.reload();
    }
}

function defaultTextSize(){
    var fl_update = false;
    var tmp_val = 2;

    if(tmp_val >= 0 && tmp_val < txtsize_css_size.length){
        txtsize_val = tmp_val;
        fl_update = true;
    }

    if(fl_update){
        cookieObj.setCookie('txtsize',txtsize_val,'/','');
        window.location.reload();
    }
}