function getAllChildren(e) {
  // Returns all children of element. Workaround required for IE5/Windows. Ugh.
  return e.all ? e.all : e.getElementsByTagName('*');
}

document.getElementsBySelector = function(selector) {
  // Attempt to fail gracefully in lesser browsers
  if (!document.getElementsByTagName) {
    return new Array();
  }
  // Split selector in to tokens
  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) {
      // Token is an ID selector
      var bits = token.split('#');
      var tagName = bits[0];
      var id = bits[1];
      var element = document.getElementById(id);
      if (tagName && element.nodeName.toLowerCase() != tagName) {
        // tag with that ID not found, return false
        return new Array();
      }
      // Set currentContext to contain just this element
      currentContext = new Array(element);
      continue; // Skip to next token
    }
    if (token.indexOf('.') > -1) {
      // Token contains a class selector
      var bits = token.split('.');
      var tagName = bits[0];
      var className = bits[1];
      if (!tagName) {
        tagName = '*';
      }
      // Get elements matching tag, filter them for class selector
      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; // Skip to next token
    }
    // Code to deal with attribute selectors
    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 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;
}

// this function is need to work around 
  // a bug in IE related to element attributes
  function hasClass(obj) {
     var result = false;
     if (obj.getAttributeNode("class") != null) {
         result = obj.getAttributeNode("class").value;
     }
     return result;
  }   

  function stripeTable(selector) {

    // the flag we'll use to keep track of 
    // whether the current row is odd or even
    var even = false;
  
    // if arguments are provided to specify the colours
    // of the even & odd rows, then use the them;
    // otherwise use the following defaults:
    var evenColor = arguments[1] ? arguments[1] : "#fff";
    var oddColor = arguments[2] ? arguments[2] : "#eee";
  
    // obtain a reference to the desired table
    // if no such table exists, abort
    var table = document.getElementsBySelector(selector);
    if (! table) { return; }
	for(var i=0; i<table.length; i++){
    
	    // by definition, tables can have more than one tbody
	    // element, so we'll have to get the list of child
	    // &lt;tbody&gt;s 
	    var tbodies = table[i].getElementsByTagName("tbody");
	
	    // and iterate through them...
	    for (var h = 0; h < tbodies.length; h++) {
	    
	     // find all the &lt;tr&gt; elements... 
	      var trs = tbodies[h].getElementsByTagName("tr");
	      
	      // ... and iterate through them
	      for (var i = 0; i < trs.length; i++) {
	
	        // avoid rows that have a class attribute
	        // or backgroundColor style
	        if (! hasClass(trs[i]) &&
	            ! trs[i].style.backgroundColor) {
	 		  
	          // get all the cells in this row...
	          var tds = trs[i].getElementsByTagName("td");
	        
	          // and iterate through them...
	          for (var j = 0; j < tds.length; j++) {
	        
	            var mytd = tds[j];
	
	            // avoid cells that have a class attribute
	            // or backgroundColor style
	            if (! hasClass(mytd) &&
	                ! mytd.style.backgroundColor) {
	        
	              mytd.style.backgroundColor =
	                even ? evenColor : oddColor;
	            
	            }
	          }
	        }
	        // flip from odd to even, or vice-versa
	        even =  ! even;
	      }
	    }
	}
  }
  
 function stripeList(selector) {
  if (!document.getElementById("catlist")) return false;
    // the flag we'll use to keep track of 
    // whether the current list item is odd or even
    var even = false;
    // the colours for the odd and even rows of the list
  
    var evenColor = arguments[1] ? arguments[1] : "#fff";
    var oddColor = arguments[2] ? arguments[2] : "#f7f7f7";
    // obtain a reference to the desired list
    // if no such list exists, abort
	var ul = document.getElementsBySelector(selector);
	if (! ul) return false; 
	for(var i=0; i<ul.length; i++){
	    // by definition, lists  can have more than one li
	    // element, so we'll have to get the list of child
	    // &lt;li&gt;s 
	    var lis = ul[i].getElementsByTagName("li");
	
	  // and iterate through them...
	    for (var h = 0; h < lis.length; h++) {
	      var list = lis[h];  
	    list.style.backgroundColor = even ? evenColor : oddColor;
	
	        // flip from odd to even, or vice-versa
	        even =  ! even; 
	    }
	}
  }
// -->


//Select text of inputs on focus
function selectInputText(){
	if (!document.getElementsByTagName) return false;
	var inputs = document.getElementsByTagName('input');
	for (var i=0; i<inputs.length; i++){
		if (inputs[i].getAttribute('type') == 'text'){
			inputs[i].onfocus = inputs[i].select();
		}
	}
}

function insertIcons(){
	if (!document.getElementsByTagName) return false;
	var links = document.getElementsByTagName('a');
	var pdfpattern = /^.*(.pdf)$/i
	for (var i = 0; i < links.length; i++){
		if(links[i].getAttribute('href').match(pdfpattern)){
			links[i].setAttribute('class', 'pdf');
			links[i].setAttribute('target', '_blank');
		}
	}
}

 window.onload=function(){
	stripeList('#catlist');
	insertIcons();
	//stripeTable('.prodlist');
	//selectInputText();
	
}