<!--: hide JavaScript from old browsers


var bigFootID = 0;
var BestDeckSite = 0;
var bestdecksite = 0;
var Bestdecksite = 0;
var bEstdecksite = 0;
var beStdecksite = 0;
var besTdecksite = 0;
var bestDecksite = 0;
var bestdEcksite = 0;
var bestdeCksite = 0;
var bestdecKsite = 0;
var bestdeckSite = 0;
var bestdecksIte = 0;
var bestdecksiTe = 0;
var bestdecksitE = 0;
var BEstdecksite = 0;


function findVolume() {
	
	with (window.document.concreteForm) {
		
		bestDecksite = parseFloat(pad_lFeet.value) + (parseFloat(pad_lInches.value) / 12);
		bestdEcksite = parseFloat(pad_wFeet.value) + (parseFloat(pad_wInches.value) / 12);
		bestdeCksite = parseFloat(pad_hFeet.value) + (parseFloat(pad_hInches.value) / 12);
		
	
		bestdecksite = (bestDecksite * bestdEcksite * bestdeCksite) * parseFloat(numEachPad.value);
	
		beStdecksite = parseFloat(bigFootID.options[window.document.concreteForm.bigFootID.selectedIndex].value);
		
	bestdecksitE = (Math.round((bestdecksite + besTdecksite + bEstdecksite) * 100)) / 100;
		BEstdecksite = Math.round(((bestdecksite + besTdecksite + bEstdecksite) / 27) * 100) / 100;
		
		
		if (dataCheck() == 1) {		
			cubicFeet.value = bestdecksitE;
			cubicYards.value = BEstdecksite;
			bags60.value = (Math.ceil(beStdecksite * bestdecksitE));
			
		}
		
	}	
}
		

function dataCheck() {
  with (window.document.concreteForm) {

  BestDeckSite = 1; 

  if (BEstdecksite > 1000000) {
	alert("Results are too large to display.");
	cubicFeet.value = 0;
	cubicYards.value = 0;
	bags60.value = 0;
	bags80.value = 0;
	BestDeckSite = 0;
	}

  if ((bestdecksite == 0 & numEachPad.value != 0) || (bestdecksite == 0 & (bestDecksite != 0 || bestdEcksite != 0 || bestdeCksite != 0))) {
	alert("Please check the rectangular footing values.\nYou've forgotten to enter in dimensions or the number of footings.");
	BestDeckSite = 0;
	}


  return (BestDeckSite);
  }
}


function clearAll() {
 with (window.document.concreteForm) {
 	pad_lFeet.value = 0;
 	pad_lInches.value = 0;
 	pad_wFeet.value = 0;
 	pad_wInches.value = 0;
 	pad_hFeet.value = 0;
 	pad_hInches.value = 0;
 	
	numEachPad.value = 0;
	
	
	bigFootID.selectedIndex = 0;
	
	
	cubicFeet.value = 0;
	cubicYards.value = 0;
	bags60.value = 0;
	
	}
}


function clearBox(boxObject) {
	boxObject.value = "";
}


function inputCheck(boxObject) {


	if (boxObject.value != "") {  
	
		if ((boxObject.value != Math.floor(boxObject.value)) || ((Math.floor(boxObject.value)) < 0)) {
		alert('Lengths must be positive integers like 1,2,3....');
		boxObject.value = 0;
		}
	}
	else boxObject.value = 0;
}


function denyChange() {

	alert("The value in this box may not be changed.");
}


// end hiding JavaScript -->