function setEqualHeight(columns)
 {
 var tallestcolumn = 0;
 columns.each(
 function()
 {
 currentHeight = $(this).height();
 if(currentHeight > tallestcolumn)
 {
 tallestcolumn  = currentHeight;
 }
 }
 );
 columns.height(tallestcolumn);
 }
$(document).ready(function() {
 $(window).load(function() {
        setEqualHeight($("#sidebar, #main-content"));
    });
});




function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}
window.onload = externalLinks;