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

function changeClass(objId, classname) {
  
  var item = document.getElementById(objId);
  if (item) {
    item.className=classname;
  }
}

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_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 setPrice(amountObjId, selectorId, standardprice, additionalprice){
	var field = document.getElementById(amountObjId);
	var selector = document.getElementById(selectorId);
	
	if(selector.value.indexOf('Table')>0){
		field.value = standardprice + additionalprice;
	}else if(selector.value.indexOf('Power')>0){
		field.value = standardprice + additionalprice;
	}else{
		field.value = standardprice;
	}
}