function loadArg(){
  var pro,kind;
  arg=window.location.search;
  ar_str=arg.split("&");
  pro=ar_str[0].split("=");
  kind=ar_str[1].split("=");
  pro[1]=unescape(pro[1]);
  if(kind.length>=1){
  	kind[1]=unescape(kind[1]);
  }else{
  	kind[1]="";
  }
  //alert(pro[1]+"�b"+kind[1]);
  
  var someNodeList = $('items').getElementsByTagName('option');
  var nodes = $A(someNodeList);
  nodes.each(function(node){
  	  if(kind[1]==""){
  	  	selProduct=pro[1];
  	  }else{
  	  	selProduct=pro[1]+"�b"+kind[1];
  	  }
  	  if(node.innerHTML==selProduct){
    	node.selected="true";
      }
  });

}
function click2buy(u,p,k){
	var es_p,es_k;
	es_p=escape(p);
	if(k==""){
      es_k="";
	}else{
      es_k=escape(k);
	}
	window.open(u+"?p="+es_p+"&k="+es_k,"_self");
}