title: Window Location with Set Time out
body: <p>I Have to delay my redirection by few seconds. When I try to do this It is not working. I have attached my Javascript and php below. can anyone please help me to solve the problem.window location not working.</p>
  
  <pre><code>&lt;script type="text/javascript"&gt;
    // constants to define the title of the alert and button text.
  var ALERT_TITLE = "Answer";
  var ALERT_BUTTON_TEXT = "Ok";
  
  // over-ride the alert method only if this a newer browser.
  // Older browser will see standard alerts
  if(document.getElementById) {
      window.alert = function(txt) {
          createCustomAlert(txt);
      }
  }
  
  function createCustomAlert(txt) {
      // shortcut reference to the document object
      d = document;
  
      // if the modalContainer object already exists in the DOM, bail out.
      if(d.getElementById("modalContainer")) return;
  
      // create the modalContainer div as a child of the BODY element
      mObj = d.getElementsByTagName("body")[0].appendChild(d.createElement("div"));
      mObj.id = "modalContainer";
       // make sure its as tall as it needs to be to overlay all the content on the page
      mObj.style.height = document.documentElement.scrollHeight + "px";
  
      // create the DIV that will be the alert 
      alertObj = mObj.appendChild(d.createElement("div"));
      alertObj.id = "alertBox";
      // MSIE doesnt treat position:fixed correctly, so this compensates for positioning the alert
      if(d.all &amp;&amp; !window.opera) alertObj.style.top = document.documentElement.scrollTop + "px";
      // center the alert box
      alertObj.style.left = (d.documentElement.scrollWidth - alertObj.offsetWidth)/2 + "px";
  
      // create an H1 element as the title bar
      h1 = alertObj.appendChild(d.createElement("h1"));
      h1.appendChild(d.createTextNode(ALERT_TITLE));
  
      // create a paragraph element to contain the txt argument
      msg = alertObj.appendChild(d.createElement("p"));
      msg.innerHTML = txt;
  
      // create an anchor element to use as the confirmation button.
      btn = alertObj.appendChild(d.createElement("a"));
      btn.id = "closeBtn";
      btn.appendChild(d.createTextNode(ALERT_BUTTON_TEXT));
      btn.href = "#";
      // set up the onclick event to remove the alert when the anchor is clicked
      btn.onclick = function() { removeCustomAlert();return false; }
  
  
  }
  
  // removes the custom alert from the DOM
  function removeCustomAlert() {
      document.getElementsByTagName("body")[0].removeChild(document.getElementById("modalContainer"));
  }
  
     function handler(var1,quizId,isCorrect,score) {
          alert(var1);
          //var id = parseInt(quizId);
          quizId++;
          var points=10;      
          if(isCorrect=='true'){
              score=score+points;
              var string_url="quiz.php?qusId="+quizId+"&amp;score="+score;
              setTimeout('window.location =string_url',5000) ;
          }
          else{
              var string_url="quiz.php?qusId="+quizId+"&amp;score="+score;
              setTimeout('window.location =string_url',5000) ;
              }
  
  
      }
  
    &lt;/script&gt;
  </code></pre>
  
  <hr>
  
  <pre><code>while($row1=mysql_fetch_array($result1)){
  
      ?&gt;&lt;input type="radio" name="answers" value="&lt;?php echo $row1['answers'];?&gt;"  onclick="handler('&lt;?php echo $row1["feedback"]; ?&gt;',&lt;?php echo $qusId;?&gt;,'&lt;?php echo $row1["isCorrect"]; ?&gt;',&lt;?php echo $score;?&gt;)
  "/ &gt;&lt;?php echo $row1['answers']; ?&gt;&lt;br/&gt;
  
  
  
  
  
  
  
  &lt;?php 
  } ?&gt;
  </code></pre>