/*
   New Perspectives on JavaScript, 2nd Edition
   Jennifer Kerr Aug. 24, 2011


   Function List:
   showEMT
      Uset to write the email address on the page
   stringReverse
      Used to reverse the order of characters in a text string

*/

function showEMT(userName, emServer) {
	      
	      userName = stringReverse(userName);
	      emServer = stringReverse(emServer);
	      title = "link to my Email"
	      
	     var emLink = userName + "@" + emServer;                
         document.write("<a href='mailto:" + emLink + "'");         
         document.write("title='Contact Us'>");
         document.write(emLink);
         document.write("</a>"); 
  }

function stringReverse(textString) {
   if (!textString) return '';
   var revString='';
   for (i = textString.length-1; i>=0; i--)
       revString+=textString.charAt(i)
   return revString;
}