var Behaviour = { list : new Array, register : function(sheet){ Behaviour.list.push(sheet);}, start : function(){ Behaviour.addLoadEvent(function(){ Behaviour.apply();});}, apply : function(){ for (h=0;sheet=Behaviour.list[h];h++){ for (selector in sheet){ list = document.getElementsBySelector(selector); if (!list){ continue;}
for (i=0;element=list[i];i++){ sheet[selector](element);}
}
}
}, addLoadEvent : function(func){ var oldonload = window.onload; if (typeof window.onload != 'function') { window.onload = func;} else { window.onload = function() { oldonload(); func();}
}
}
}
Behaviour.start(); function getAllChildren(e) { return e.all ? e.all : e.getElementsByTagName('*');}
document.getElementsBySelector = function(selector) { if (!document.getElementsByTagName) { return new Array();}
var tokens = selector.split(' '); var currentContext = new Array(document); for (var i = 0; i < tokens.length; i++) { token = tokens[i].replace(/^\s+/,'').replace(/\s+$/,'');; if (token.indexOf('#') > -1) { var bits = token.split('#'); var tagName = bits[0]; var id = bits[1]; var element = document.getElementById(id); if (tagName && element.nodeName.toLowerCase() != tagName) { return new Array();}
currentContext = new Array(element); continue;}
if (token.indexOf('.') > -1) { var bits = token.split('.'); var tagName = bits[0]; var className = bits[1]; if (!tagName) { tagName = '*';}
var found = new Array; var foundCount = 0; for (var h = 0; h < currentContext.length; h++) { var elements; if (tagName == '*') { elements = getAllChildren(currentContext[h]);} else { elements = currentContext[h].getElementsByTagName(tagName);}
for (var j = 0; j < elements.length; j++) { found[foundCount++] = elements[j];}
}
currentContext = new Array; var currentContextIndex = 0; for (var k = 0; k < found.length; k++) { if (found[k].className && found[k].className.match(new RegExp('\\b'+className+'\\b'))) { currentContext[currentContextIndex++] = found[k];}
}
continue;}
if (token.match(/^(\w*)\[(\w+)([=~\|\^\$\*]?)=?"?([^\]"]*)"?\]$/)) {
      var tagName = RegExp.$1;
      var attrName = RegExp.$2;
      var attrOperator = RegExp.$3;
      var attrValue = RegExp.$4;
      if (!tagName) {
        tagName = '*';
      }
      // Grab all of the tagName elements within current context
      var found = new Array;
      var foundCount = 0;
      for (var h = 0; h < currentContext.length; h++) {
        var elements;
        if (tagName == '*') {
            elements = getAllChildren(currentContext[h]);
        } else {
            elements = currentContext[h].getElementsByTagName(tagName);
        }
        for (var j = 0; j < elements.length; j++) {
          found[foundCount++] = elements[j];
        }
      }
      currentContext = new Array;
      var currentContextIndex = 0;
      var checkFunction; // This function will be used to filter the elements
      switch (attrOperator) {
        case '=': // Equality
          checkFunction = function(e) { return (e.getAttribute(attrName) == attrValue); };
          break;
        case '~': // Match one of space seperated words 
          checkFunction = function(e) { return (e.getAttribute(attrName).match(new RegExp('\\b'+attrValue+'\\b'))); };
          break;
        case '|': // Match start with value followed by optional hyphen
          checkFunction = function(e) { return (e.getAttribute(attrName).match(new RegExp('^'+attrValue+'-?'))); };
          break;
        case '^': // Match starts with value
          checkFunction = function(e) { return (e.getAttribute(attrName).indexOf(attrValue) == 0); };
          break;
        case '$': // Match ends with value - fails with "Warning" in Opera 7
          checkFunction = function(e) { return (e.getAttribute(attrName).lastIndexOf(attrValue) == e.getAttribute(attrName).length - attrValue.length); };
          break;
        case '*': // Match ends with value
          checkFunction = function(e) { return (e.getAttribute(attrName).indexOf(attrValue) > -1); };
          break;
        default :
          // Just test for existence of attribute
          checkFunction = function(e) { return e.getAttribute(attrName); };
      }
      currentContext = new Array;
      var currentContextIndex = 0;
      for (var k = 0; k < found.length; k++) {
        if (checkFunction(found[k])) {
          currentContext[currentContextIndex++] = found[k];
        }
      }
      // alert('Attribute Selector: '+tagName+' '+attrName+' '+attrOperator+' '+attrValue);
      continue; // Skip to next token
    }
    
    if (!currentContext[0]){
    	return;
    }
    
    // If we get here, token is JUST an element (not a class or ID selector)
    tagName = token;
    var found = new Array;
    var foundCount = 0;
    for (var h = 0; h < currentContext.length; h++) {
      var elements = currentContext[h].getElementsByTagName(tagName);
      for (var j = 0; j < elements.length; j++) {
        found[foundCount++] = elements[j];
      }
    }
    currentContext = found;
  }
  return currentContext;
}

/* That revolting regular expression explained 
/^(\w+)\[(\w+)([=~\|\^\$\*]?)=?"?([^\]"]*)"?\]$/
\---/ \---/\-------------/ \-------/ | | | | | | | The value | | ~,|,^,$,* or = | Attribute
Tag */
