function doSearch() {
    var stype = 'Google';
	var mainform = document.getElementById('cse-search-box');
    var forumaction = document.getElementById('search_form');
    var radio = document.forms['cse-search-box'].stype;
	
    for (i=0; i < radio.length; i++) 
        if(radio[i].checked) 
            stype = radio[i].value;
    	
    if (stype == 'Google') {
		mainform.submit(); 
	}
    else {
		forumaction['search'].value = mainform['q'].value;
		forumaction.submit();
    }
	return false;
}