var scrj = 1;
function Scroll() {
   if(navigator.appName == "Microsoft Internet Explorer" && document.compatMode == "CSS1Compat")
      var scdist = document.body.parentNode.scrollTop;
   else
      var scdist = document.body.scrollTop;
   if(scrj<50 && scdist) {
      scdist = (scdist>2) ? Math.ceil(scdist*.2) : 1;
      scrj++;
      scrollBy(0,-scdist);
      setTimeout("Scroll()",18);
   } else {
      scrollTo(0,0);
      scrj = 1;
   }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


function myCheck(){
  yachin_1 = document.form_search.yachin_from.selectedIndex;
  yachin_2 = document.form_search.yachin_to.selectedIndex  ;
  if( yachin_1 > yachin_2 ){
    alert( "家賃の指定に誤りがあります。大小関係を正しく指定して下さい。" );
    return false;
  }
}


//? ? ? ? ?
function set_chk_m(){
   set_target_m = "chk_madori[5]";
   document.form_search.elements[set_target_m].checked = false ;
}
function clear_chk_m(){
   clear_target_m = new Array( "chk_madori[0]" , "chk_madori[1]" , "chk_madori[2]" , "chk_madori[3]" , "chk_madori[4]");
   for( i=0; i<5; i++ ){
      document.form_search.elements[clear_target_m[i]].checked = false ;
   }
}


//? ? ? ?
function set_chk_s(){
   set_target_s = "chk_syubetsu[4]";
   document.form_search.elements[set_target_s].checked = false ;
}
function clear_chk_s(){
   clear_target_s = new Array( "chk_syubetsu[0]" , "chk_syubetsu[1]" , "chk_syubetsu[2]" , "chk_syubetsu[3]", "chk_syubetsu[4]");
   for( x=0; x<4; x++ ){
      document.form_search.elements[clear_target_s[x]].checked = false ;
   }
   document.form_search.chk_newbuilding.checked = false ;
   document.form_search.chk_pet.checked = false ;
}