<!--
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_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 MM_ClickImage() { //v3.0
  var i,j=0,x,a=MM_ClickImage.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];
   }  
   
}

//calc
 function floor(number)
 {
   return Math.floor(number*Math.pow(10,2))/Math.pow(10,2);
 }
 
 function dosum()
 {
   var mi = document.temps.IR.value / 1200;
   var base = 1;
   var mbase = 1 + mi;
   for (i=0; i<document.temps.YR.value * 12; i++)
   {
     base = base * mbase
   }
   document.getElementById('PI').innerHTML= floor(document.temps.LA.value * mi / ( 1 - (1/base)));
   document.getElementById('MT').innerHTML = floor(document.temps.AT.value / 12);
   var dasum = document.temps.LA.value * mi / ( 1 - (1/base)) + document.temps.AT.value / 12;
   document.getElementById('MP').innerHTML = floor(dasum);
   document.getElementById('answ').style.visibility = "visible";
   document.getElementById('answ').style.height     = "70px";
 }