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 MM_swapImgRestore() { //v3.0

  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;

}



function MM_findObj(n, d) { //v4.01

  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {

    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}

  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];

  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);

  if(!x && d.getElementById) x=d.getElementById(n); return x;

}



function MM_swapImage() { //v3.0

  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)

   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}

}



function MM_openBrWindow(theURL,winName,features) { //v2.0

  window.open(theURL,winName,features);

}



/*//Add more fields dynamically. ---------------------------------------------
function addFriend() {
  var tbl = document.getElementById('sharetbl');
  var lastRow = tbl.rows.length - 2;
  var iteration = lastRow-2;
  var friendnum = iteration +1;
var rowIdName = "friend_email_"+friendnum;

if (tbl.rows.length < 9) {
  var row = tbl.insertRow(lastRow);
  
  // left cell
  var cellLeft = row.insertCell(0);
  cellLeft.align = 'right';
  var cellLeftText = document.createTextNode('Friend '+friendnum+' email:');
  cellLeft.appendChild(cellLeftText);
  
  // right cell
  var cellRight = row.insertCell(1);
  var emailfield = document.createElement('input');
  emailfield.type = 'text';
  emailfield.size = 41;
  emailfield.name = rowIdName;
  emailfield.id = 'shareform';
    cellRight.appendChild(emailfield);
  }
}
//end add fields dynamically. --------------------------------------------
*/


function addfriends() {

 if ( document.getElementById("friend2").style.display=='none' ) {
   document.getElementById("friend2").style.display = '';
 }
 else  if ( document.getElementById("friend3").style.display=='none' ) {
   document.getElementById("friend3").style.display = '';
 }
  else  if ( document.getElementById("friend4").style.display=='none' ) {
   document.getElementById("friend4").style.display = '';
 }
   else {
   document.getElementById("friend5").style.display = '';
 }

}