JavaScript鐃緒申DOM鐃緒申鐃叔わ申style属鐃緒申鐃薯いわ申鐃緒申里牢鐃獣縁申任鐃緒申鐃緒申鐃緒申鐃緒申譴�CSS鐃夙わ申覆鐃緒申object tree鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃術で￥申Web鐃薯見回してわ申曚箸鐃宿誌申鐃緒申鐃純が鐃緒申鐃緒申泙鐃緒申鐃銃暗�鐃緒申CSS鐃薯いわ申鐃獣てわ申鐃暑サ鐃緒申鐃夙わ申鐃緒申鐃緒申鐃緒申櫃鐃緒申鐃�鐃緒申味鐃緒申Web鐃叔ワ申鐃緒申鐃緒申鐃緒申鐃初い鐃緒申鐃緒申鐃緒申鐃緒申鐃緒申鐃殉わ申鐃緒申

鐃夙わ申鐃緒申鐃緒け鐃叔￥申鐃緒申鐃緒申鐃緒申佑董鐃�style属鐃緒申鐃叔はなわ申CSS鐃緒申泙襪器申判颪�器申鐃緒申鐃緒申愎鐃緒申鐃緒申辰討澆泙鐃緒申鐃緒申鐃�

CSS Manipulation via JavaScript
http://www.dan.co.jp/~dankogai/css/css_handlers.html

鐃緒申鐃緒申

動鐃緒申鐃叔э申鐃�Firefox 2, Opera 9, Safari, Mac IE5鐃叔行ってわ申鐃殉わ申鐃緒申Safari鐃叔のみなわ申鐃緒申CSS鐃緒申鐃術刻申鐃緒申鐃叔わ申鐃殉わ申鐃藷が￥申CSS鐃緒申鐃宿むこ鐃夙は緒申鐃緒申泙鐃緒申鐃�

styleSheets2Obj()

鐃緒申CSS鐃緒申鐃緒申鐃緒申鐃緒申辰鐃�object鐃緒申鐃瞬わ申鐃殉わ申鐃緒申Selector鐃緒申鐃緒申鐃緒申鐃緒申CSSText鐃緒申鐃粛￥申鐃宿わ申鐃緒申鐃淑醐申鐃緒申鐃淑のわ申直鐃緒申DOM Stylesheet鐃緒申叩鐃緒申鐃緒申鐃緒申動廚飽鐃緒申鐃緒申泙鐃緒申鐃�

Mac IE5鐃叔はなわ申鐃緒申Selector鐃緒申頭鐃緒申'*'鐃緒申鐃縦わ申鐃銃わ申鐃殉わ申鐃緒申鐃緒申他鐃緒申IE鐃叔はどわ申鐃叔わ申鐃順う?

getCSSTextBySelector(selector)

selector鐃叔誌申鐃所さ鐃曙たCSS鐃緒申鐃緒申鐃緒申屬鐃緒申泙鐃緒申鐃�

setCSSTextBySelector(selector, text)

selector鐃叔誌申鐃所さ鐃曙たCSS鐃緒申鐃緒申鐃�text鐃叔書き器申鐃緒申鐃殉わ申鐃緒申selector鐃緒申鐃峻在な常申鐃熟随申鐃緒申鐃緒申鐃宿加わ申鐃殉わ申鐃緒申

safari鐃叔はなわ申鐃緒申動鐃緒申鐃殉わ申鐃緒申

addCSSTextBySelector(selector, text)

selector鐃叔誌申鐃所さ鐃曙たCSS鐃緒申鐃緒申法鐃�text鐃緒申辰鐃緒申泙鐃緒申鐃�selector鐃緒申鐃峻在な常申鐃熟随申鐃緒申鐃緒申鐃宿加わ申鐃殉わ申鐃緒申

鐃緒申鐃緒申鐃緒申鐃�safari鐃叔はなわ申鐃緒申動鐃緒申鐃殉わ申鐃緒申

Enjoy!

Dan the Man with Style

Source Code 
function styleSheets2Obj(){
   var result = {};
   var stylesheets = document.styleSheets;
   for (var s = 0, sl = stylesheets.length; s < sl; s++){
      if (stylesheets[s].disabled) continue;
      var rules = stylesheets[s].rules || stylesheets[s].cssRules;
      for (var r = 0, rl = rules.length; r < rl; r++){
        result[rules[r].selectorText] = rules[r].style.cssText;
      }
   }
   return result;
}

function getCSSTextBySelector(selector){ return styleSheets2Obj()[selector] }

function setCSSTextBySelector(selector, text){
   var stylesheets = document.styleSheets;
   for (var s = 0, sl = stylesheets.length; s < sl; s++){
      if (stylesheets[s].disabled) continue;
      	;
      for (var r = 0, rl = rules.length; r < rl; r++){
        // 4 IE
        var selectorText = rules[r].selectorText.toLowerCase();
        var sel = selector.toLowerCase();
        if (selectorText.charAt(0) == '*') sel = '*' + sel;
        if (selectorText == sel){
           stylesheets[s].deleteRule(r);
           stylesheets[s].insertRule(selector + '{' + text + '}', r);
           return 0;
        }
      }
   }
   var lastss = stylesheets[stylesheets.length - 1];
   lastss.insertRule(selector + '{' + text + '}', lastss.length);
   return 1;
}

function addCSSTextBySelector(selector, text){
   var stylesheets = document.styleSheets;
   for (var s = 0, sl = stylesheets.length; s < sl; s++){
      if (stylesheets[s].disabled) continue;
      var rules = stylesheets[s].rules || stylesheets[s].cssRules;
      for (var r = 0, rl = rules.length; r < rl; r++){
        // 4 IE
        var selectorText = rules[r].selectorText.toLowerCase();
        var sel = selector.toLowerCase();
        if (selectorText.charAt(0) == '*') sel = '*' + sel;
        if (selectorText == sel){
           var t = rules[r].style.cssText;
           stylesheets[s].deleteRule(r);
           stylesheets[s].insertRule(selector + '{' + t + text + '}', r);
           return 0;
        }
      }
   }
   var lastss = stylesheets[stylesheets.length - 1];
   lastss.insertRule(selector + '{' + text + '}', lastss.length);
   return 1;
}

鐃宿居申:

鐃舜っへっわ申: 鐃緒申民鐃宿舎はわ申擇鐃� 鐃緒申鐃緒申鐃�
鐃緒申笋鰹申鐃緒申鐃緒申鐃緒申箸法鐃�Windows 鐃緒申 IE 鐃塾み￥申cssRules 鐃叔はなわ申鐃緒申rules 鐃夙なってわ申鐃殉わ申鐃緒申

鐃緒申髻△鐃緒申鐃署ありが鐃夙わ申鐃緒申鐃緒申鐃緒申鐃殉わ申鐃緒申反鐃叔わ申鐃緒申鐃殉わ申鐃緒申鐃緒申