function showspryx()
{document.getElementById('dropsymbol').innerHTML = '<a href="#" class="dropdownlink" onclick="showspryy();slide1.start();slide2.start();">&or;</a>';}

function showspryy()
{document.getElementById('dropsymbol').innerHTML = '<a href="#" class="dropdownlinkx" onclick="showspryx();slide1.start();slide2.start();">&times;</a>';}
<!-- // 
var urlAddress = "http://www.scss.com.my";
var pageName = "Sri Cempaka Service Suite in Cheras, Kuala Lumpur (Malaysia)";
function addToFavorites() { if (window.external) { window.external.AddFavorite(urlAddress,pageName) 
} else { alert("Sorry! Your browser doesn't support this function."); 
} } // -->