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];}}
}

function iswinclosed(winVar){
      var ua = navigator.userAgent
      if( !!winVar )
          if( ( ua.indexOf('Gecko')!=-1 || ua.indexOf('MSIE 4')!=-1 )
               && ua.indexOf('Win')!=-1 ) 
               return winVar.closed
          else return typeof winVar.document  != 'object'
      else return true
}

function targetparentwin(vurl){
	if(iswinclosed(window.opener)){
		window.open(vurl);
	}else{
		window.opener.location.href=vurl;
		window.opener.focus();
	}
}

function targetmoreparentwin(vurl){

	if(iswinclosed(window.opener)){
		window.open(vurl);
	}else{
		if(iswinclosed(window.opener.opener)){
			window.open(vurl);
		}else{
			window.opener.opener.location.href=vurl;
			window.opener.opener.focus();
		}
	}
}