function urlencode(str) {
	str = escape(str);
	str = str.replace('+', '%2B');
	str = str.replace('%20', '+');
	str = str.replace('*', '%2A');
	str = str.replace('/', '%2F');
	str = str.replace('@', '%40');
	return str;
}

function arr_ch(pid){
     pic = document.getElementById(pid);
     pid_l = pid + "m";
     m_list = document.getElementById(pid_l);

     if(pic.className=="left_button_vertical"){
          pic.className="left_button_horiz";
          pic.name="horizontal";
          m_list.style.display="none";
     }
     else{
          pic.className="left_button_vertical";
          pic.name="vertical";
          m_list.style.display="block";
     }
}


function changeid1(){
 picd = document.getElementById('ifer');
 pid = document.getElementById('site');
 pik = document.getElementById('web');

 if(picd.value=="web"){
  picd.value="site";
  pid.style.backgroundPosition="0px 8px";
  pik.style.backgroundPosition="0px 0px";
 }
}

function changeid2(){
 picd = document.getElementById('ifer');
 pid = document.getElementById('site');
 pik = document.getElementById('web');

 if(picd.value=="site"){
  picd.value="web";
  pid.style.backgroundPosition="0px 0px";
  pik.style.backgroundPosition="0px 8px";
 }
}


function actioncreator(){
  picd = document.getElementById('ifer');
  obj3 = document.getElementById('csearch');
  obj4 = document.getElementById('keywords');
  obj5 = document.getElementById('importt');
 if(picd.value=="site"){
  obj3.action = "http://www.eucommerz.com/index.php?/search";
 }
 else{
  obj5.name = "ACT0";
  kw = obj4.value;
  kw = urlencode(kw);
  obj3.action = "http://www.eucommerz.com/index.php?/search/google/"+kw;
 }
}