function openwindow(url,w,h)
{

  var winwidth = screen.availWidth;
  var winheight = screen.availHeight;
  var leftt=Math.floor((winwidth/2)-(w/2));
  var topt=Math.floor((winheight/2)-(h/2));
  window.open(url,'popup','left='+leftt+',top='+topt+',width='+w+', height='+h+', toolbar=0,  location=0, directories=0,status=0, titlebar=0, menubar=0, resizable=1, scrollbars=1')
};
function openwindow1(url,w,h)
{

  var winwidth = screen.availWidth;
  var winheight = screen.availHeight;
  var leftt=Math.floor((winwidth/2)-(w/2));
  var topt=Math.floor((winheight/2)-(h/2));
  window.open(url,'popup1','left='+leftt+',top='+topt+',width='+w+', height='+h+', toolbar=0,  location=0, directories=0,status=0, titlebar=0, menubar=0, resizable=1, scrollbars=1')
};

function formatCurrency(num) {
num = num.toString().replace(/\$|\,/g,'');
if(isNaN(num))
num = "0";
sign = (num == (num = Math.abs(num)));
num = Math.floor(num*100+0.50000000001);
cents = num%100;
num = Math.floor(num/100).toString();
if(cents<10)
cents = "0" + cents;
for (var i = 0; i < Math.floor((num.length-(1+i))/3); i++)
num = num.substring(0,num.length-(4*i+3))+','+
num.substring(num.length-(4*i+3));
return (((sign)?'':'-') + num + '.' + cents);
}

function replaceSubstring(inputString, fromString, toString) {
   // Goes through the inputString and replaces every occurrence of fromString with toString
   var temp = inputString;
   if (fromString == "") {
      return inputString;
   }
   if (toString.indexOf(fromString) == -1) { // If the string being replaced is not a part of the replacement string (normal situation)
      while (temp.indexOf(fromString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(fromString));
         var toTheRight = temp.substring(temp.indexOf(fromString)+fromString.length, temp.length);
         temp = toTheLeft + toString + toTheRight;
      }
   } else { // String being replaced is part of replacement string (like "+" being replaced with "++") - prevent an infinite loop
      var midStrings = new Array("~", "`", "_", "^", "#");
      var midStringLen = 1;
      var midString = "";
      // Find a string that doesn't exist in the inputString to be used
      // as an "inbetween" string
      while (midString == "") {
         for (var i=0; i < midStrings.length; i++) {
            var tempMidString = "";
            for (var j=0; j < midStringLen; j++) { tempMidString += midStrings[i]; }
            if (fromString.indexOf(tempMidString) == -1) {
               midString = tempMidString;
               i = midStrings.length + 1;
            }
         }
      } // Keep on going until we build an "inbetween" string that doesn't exist
      // Now go through and do two replaces - first, replace the "fromString" with the "inbetween" string
      while (temp.indexOf(fromString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(fromString));
         var toTheRight = temp.substring(temp.indexOf(fromString)+fromString.length, temp.length);
         temp = toTheLeft + midString + toTheRight;
      }
      // Next, replace the "inbetween" string with the "toString"
      while (temp.indexOf(midString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(midString));
         var toTheRight = temp.substring(temp.indexOf(midString)+midString.length, temp.length);
         temp = toTheLeft + toString + toTheRight;
      }
   } // Ends the check to see if the string being replaced is part of the replacement string or not
   return temp; // Send the updated string back to the user
} // Ends the "replaceSubstring" funct


function getSelectedRadio(buttonGroup) {
  
   if (buttonGroup[0]) { 
      for (var i=0; i<buttonGroup.length; i++) {
         if (buttonGroup[i].checked) {
            return i
         }
      }
   } else {
      if (buttonGroup.checked) { return 0; } 
   }
  
   return -1;
} 



function checkPunk(punkfield)
{
var passed=true;
for(var i=0;i<punkfield.value.length;i++)
				{
					if(isNaN(parseInt(punkfield.value.charAt(i))))
					{
						passed=false;
						
						break;
					}
				}
				
	if(passed)
	{
	return true;
	}	
	return false;
}