function toggle(action) {
  var show_element, hide_element, showstate, hidestate;
  if (action=="getlink"){
		    show_element = document.getElementById("getlink");
	    	hide_element = document.getElementById("getcode");
		}
  else {
				  show_element = document.getElementById("getcode");
						hide_element = document.getElementById("getlink");
  }
		showstate = show_element.style;
  hidestate = hide_element.style;
		showstate.display = 'block';
		hidestate.display = 'none';
}
function hide() {
  var link_element, code_element, link_state, code_state;
  link_element = document.getElementById("getlink");
	 code_element = document.getElementById("getcode");
  link_state = link_element.style;
		code_state = code_element.style;
		link_state.display = 'none';
		code_state.display = 'none';
}