var SearchFocused = false;

//Register the keyhandler function
document.onkeydown = getKeyCode

function getKeyCode(){
	var iKC = event.keyCode;
	if (iKC == 13 && SearchFocused == true){
		doSearch();
	}
}

function doSearch(){
	var el;
	el = document.getElementById("_text");
	if (el != null)	window.location.href="search.aspx?q=" + el.value;
}