function clearsearch() {
    var searchbox = document.getElementById("keyword");
    if (! searchbox) {  return; }
	if (searchbox.value=="Keyword Search"){
		searchbox.value="";
	}
  }
  
  function resetsearch() {
    var searchbox = document.getElementById("keyword");
    if (! searchbox) {  return; }
	if (searchbox.value==""){
		searchbox.value="Keyword Search";
	}

  }
  
  
  
  // this function is needed 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 stripe(id) {

    // 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 evenClass = arguments[1] ? arguments[1] : "oddrow";
    var oddClass = arguments[2] ? arguments[2] : "evenrow";
  
    // obtain a reference to the desired table
    // if no such table exists, abort
    var table = document.getElementById(id);
    if (! table) { return; }
    
    // by definition, tables can have more than one tbody
    // element, so we'll have to get the list of child
    // <tbody>s 
    var tbodies = table.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++) {
        if (! hasClass(trs[i]) && i==0){
		trs[0].className="tableheadings";
		}

        // 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) {
        
              trs[i].className =
                even ? evenClass : oddClass;
            
            }
          }
        }
        // flip from odd to even, or vice-versa
        even =  ! even;
      }
    }
	    // see if there is a second table to be striped, with id = 'stripes2'
    // if no such table exists, abort
    var even = false;
    var table2 = document.getElementById('stripes2');
    if (! table2) { return; }
    
    // 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 tbodies2 = table2.getElementsByTagName("tbody");

    // and iterate through them...
    for (var h2 = 0; h2 < tbodies2.length; h2++) {
    
     // find all the &lt;tr&gt; elements... 
      var trs2 = tbodies2[h2].getElementsByTagName("tr");
      
      // ... and iterate through them
		trs2[0].className="tableheadings";
      for (var i2 = 0; i2 < trs2.length; i2++) {

        // avoid rows that have a class attribute
        // or backgroundColor style
        if (! hasClass(trs2[i2]) &&
            ! trs2[i2].style.backgroundColor) {
 		  
          // get all the cells in this row...
          var tds = trs2[i2].getElementsByTagName("td");
        
          // and iterate through them...
          for (var j2 = 0; j2 < tds.length; j2++) {
        
            var mytd2 = tds[j2];

            // avoid cells that have a class attribute
            // or backgroundColor style
            if (! hasClass(mytd2) &&
                ! mytd2.style.backgroundColor) {
        
              trs2[i2].className =
                even ? evenClass : oddClass;
            
            }
          }
        }
        // flip from odd to even, or vice-versa
        even =  ! even;
      }
    }

  }