function trim(str)
{  
  return str.replace(/^\s+|\s+$/g, '');  
}  
function clearInput(e, compare)
{  
  $(e).removeClass('blank_text');   // remove grayed out color  
  if (e.value == compare)
  {
    e.value = '';                // clear default text when clicked  
  }  
}  
function restoreInput(e, value)
{  
  if (trim(e.value) == '')
  {  
    e.value = value;             // reset default text when unclicked  
    $(e).addClass('blank_text');  // display grayed out color  
  }  
}
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_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_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 switcharrow(bool)
{
	var arrow = document.getElementById("arrow");
	if (bool)
		arrow.style.background = "url(/img/previous_btn2.jpg)";
	else
		arrow.style.background = "url(/img/previous_btn.jpg)";
}
function setImage(e,image)
{
	var element = document.getElementById(e);
	element.src = image;
}