// JavaScript Document

function getrgvalue(name)
{
  var val = 0;
  for( i = 0; i < document.getElementById(name).length; i++ )
  {
    if( document.getElementById(name)[i].checked == true ){
      val = document.getElementById(name)[i].value;
      break;
    }
  }
  return val;
}

function showblock(name){
  document.getElementById(name).style.display = 'block';	
}

function hideblock(name){
  document.getElementById(name).style.display = 'none';	
}

function toggle(item){
  if (item.style.display == '') {
    item.style.display = 'none';
  } else {
    item.style.display = '';
  }
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}