// Choosing size option
function selectSizeOption(designForm){
	var val = 0;
	for( i = 0; i < document.designForm.opt.length; i++ )
	{
	if( document.designForm.opt[i].checked == true )
	val = document.designForm.opt[i].value;
	}	
	var myString = val;
	var mySplitResult = myString.split(";");
	var myWidth = mySplitResult[0];
	var myHeight = mySplitResult[1];
	var mySqFt = mySplitResult[2];
	var fullPrice = document.designForm.formGalleryPrice.value * mySqFt;
	var currentcost = document.designForm.formPrice.value * mySqFt;
	
	var upgrade = (mySqFt * document.designForm.formCanvasPrice.value) - (mySqFt * document.designForm.formPrice.value);
	var upgradeDisplay = upgrade.toFixed(2);
	var costDisplay = currentcost.toFixed(2);
	var fullPriceDisplay = fullPrice.toFixed(2);
	
	if (document.designForm.specialDiscountA.value < 1) {
	document.getElementById('costLabel').innerHTML = '<font style="color:#E57F03;">Sale Price $' + costDisplay + '</font>';
	document.getElementById('fullPriceLabel').innerHTML = 'Regular Price <span style="text-decoration:line-through;">$' + fullPriceDisplay + '</span>';
	}
	else {
	document.getElementById('costLabel').innerHTML = "<font style='color:#E57F03;'>Your Price:$" + fullPriceDisplay + "</font>";
	document.getElementById('fullPriceLabel').innerHTML = "&nbsp;";
	
	}
	
	document.getElementById('upgradeLabel').innerHTML = '$' + upgradeDisplay;
	document.getElementById('panelLabel').innerHTML = '';	
	document.getElementById("customWidthFeet").value='';
	document.getElementById("customWidthInch").value='';
	document.getElementById("customHeightFeet").value='';
	document.getElementById("customHeightInch").value='';
	document.getElementById("continue").disabled=false;
}

// Entering custom size
function findDesignCostNew2(designForm) {		
	var WFToIn = ((document.designForm.customWidthFeet.value * 12) + (document.designForm.customWidthInch.value * 1));	
	var HFToIn = ((document.designForm.customHeightFeet.value * 12) + (document.designForm.customHeightInch.value * 1));	
	var squarefeet = Math.ceil((WFToIn * HFToIn) / 144);
	if (WFToIn <= 52 || HFToIn <= 52) {
		var panels = 1;
	}
	else {
		var panels = Math.ceil(WFToIn / 48);
	}
	var fUnitPrice = document.designForm.formUnitPrice.value * 1;
	var fGalleryPrice = document.designForm.formGalleryPrice.value * 1;
	var fGalleryCanvasPrice = document.designForm.formGalleryCanvasPrice.value * 1;
	
	var fUnitPriceDisplay = fUnitPrice.toFixed(2);
	var fGalleryPriceDisplay = fGalleryPrice.toFixed(2);
	
	//var minHeight = document.designForm.minHeight.value * 1;
	var minHeight = 36;
	
	var cost = squarefeet * fUnitPrice;
	if (document.designForm.material.selectedIndex == 1) {
	var fullcost = squarefeet * fGalleryCanvasPrice;
	}
	else {
	var fullcost = squarefeet * fGalleryPrice;
	}
	
	var upgrade = (squarefeet * document.designForm.formCanvasPrice.value) - (squarefeet * document.designForm.formPrice.value);
	var upgradeDisplay = upgrade.toFixed(2);
	document.getElementById('upgradeLabel').innerHTML = "$" + upgradeDisplay;
	//document.getElementById('submitLabel').innerHTML = "<input type=\"submit\" id=\"continue\" name=\"continue\" value=\"CONTINUE\" style=\"background:#E57F03; color:#ffffff; font-weight:bold; width:120px; height:25px; border:0px; cursor:pointer;\" onclick=\"submm(this.form,'_top'); \">";
	if (document.designForm.uid){
		
		if (WFToIn == 0 || HFToIn == 0){
			document.getElementById('costLabel').innerHTML = "&nbsp;";
			document.getElementById('fullPriceLabel').innerHTML = "&nbsp;";
			document.getElementById('panelLabel').innerHTML = "&nbsp;";
			document.getElementById("continue").disabled=true;
		}
		else if (((WFToIn * HFToIn) / 144) < 12){
			document.getElementById('costLabel').innerHTML = "<span style='color:red'>12 sq. ft. minimum</span>;";
			document.getElementById('fullPriceLabel').innerHTML = "&nbsp;";
			document.getElementById('panelLabel').innerHTML = squarefeet + " sq.ft.";
			document.getElementById('continue').disabled = true;
		}
		else{
			if (document.designForm.specialDiscountA.value < 1) {
			document.getElementById('costLabel').innerHTML = "Regular Price: $" + fullcost.toFixed(2) + "&nbsp;&nbsp;<font style='color:#E57F03;'>Sale Price: $" + cost.toFixed(2);
			}
			else {
			document.getElementById('costLabel').innerHTML = "Your Price:$" + cost.toFixed(2);
			}
			document.getElementById("continue").disabled=false;
			document.getElementById('fullPriceLabel').innerHTML = "";
			document.getElementById('panelLabel').innerHTML = panels + ' panel<br>' + squarefeet + " sq.ft.";
		}
	}
	else if (document.designForm.pid){
		if (WFToIn == 0 || HFToIn == 0){
			document.getElementById('costLabel').innerHTML = "&nbsp;";
			document.getElementById('fullPriceLabel').innerHTML = "&nbsp;";
			document.getElementById('panelLabel').innerHTML = "&nbsp;";
		}
		else if (minHeight == 36 && WFToIn < 36 ){
			if ( ((WFToIn * HFToIn) / 144) < 24 ){
				document.getElementById('costLabel').innerHTML = "<span style='color:red'>24 sq. ft. minimum</span>";
			}
			else{
				document.getElementById('costLabel').innerHTML = "&nbsp;";
			}
			document.getElementById('fullPriceLabel').innerHTML = "&nbsp;";
			document.getElementById('panelLabel').innerHTML = "<span style='color:red; font-weight:normal;'>Width must be<br>at least 3 ft</span>";
			document.getElementById("continue").disabled=true;
		}
		else if (minHeight == 36 && HFToIn < 36 ){
			if ( ((WFToIn * HFToIn) / 144) < 24 ){
				document.getElementById('costLabel').innerHTML = "<span style='color:red'>24 sq. ft. minimum</span>";
			}
			else{
				document.getElementById('costLabel').innerHTML = "&nbsp;";
			}			
			document.getElementById('fullPriceLabel').innerHTML = "&nbsp;";
			document.getElementById('panelLabel').innerHTML = "<span style='color:red; font-weight:normal;'>Height must be<br>at least 3 ft</span>";
			document.getElementById("continue").disabled=true;
		}
		else if (minHeight == 36 && ((WFToIn * HFToIn) / 144) < 24  ){
			document.getElementById('costLabel').innerHTML = "<span style='color:red'>24 sq. ft. minimum</span>";
			document.getElementById('fullPriceLabel').innerHTML = "&nbsp;";
			document.getElementById('panelLabel').innerHTML = squarefeet + " sq.ft.";
			document.getElementById("continue").disabled=true;
		}
		else{
			if (document.designForm.specialDiscountA.value < 1) {
			document.getElementById('costLabel').innerHTML = "Regular Price: <span style='text-decoration:line-through;'>$" + fullcost.toFixed(2) + "</span>&nbsp;&nbsp;<font style='color:#E57F03;'>Sale Price: $" + cost.toFixed(2) + "</font>";
			document.getElementById('fullPriceLabel').innerHTML = "&nbsp;";
			}
			else {
			document.getElementById('costLabel').innerHTML = "Your Price:$" + cost.toFixed(2);
			document.getElementById('fullPriceLabel').innerHTML = "&nbsp;";
			
			}
			document.getElementById('fullPriceLabel').innerHTML = "";
			document.getElementById('panelLabel').innerHTML = panels + ' panel<br>' + squarefeet + " sq.ft.";
			document.getElementById("continue").disabled=false;
		}
		
	}
	
	if ((document.designForm.uid && ((WFToIn * HFToIn) / 144) < 12) || (document.designForm.pid && ((WFToIn * HFToIn) / 144) < 24)){
	document.getElementById("continue").disabled=true;
	}
	
}

// version: beta
// created: 2005-08-30
// updated: 2005-08-31
// mredkj.com
function extractNumber(obj, decimalPlaces, allowNegative)
{
	var temp = obj.value;
	
	// avoid changing things if already formatted correctly
	var reg0Str = '[0-9]*';
	if (decimalPlaces > 0) {
		reg0Str += '\\.?[0-9]{0,' + decimalPlaces + '}';
	} else if (decimalPlaces < 0) {
		reg0Str += '\\.?[0-9]*';
	}
	reg0Str = allowNegative ? '^-?' + reg0Str : '^' + reg0Str;
	reg0Str = reg0Str + '$';
	var reg0 = new RegExp(reg0Str);
	if (reg0.test(temp)) return true;

	// first replace all non numbers
	var reg1Str = '[^0-9' + (decimalPlaces != 0 ? '.' : '') + (allowNegative ? '-' : '') + ']';
	var reg1 = new RegExp(reg1Str, 'g');
	temp = temp.replace(reg1, '');

	if (allowNegative) {
		// replace extra negative
		var hasNegative = temp.length > 0 && temp.charAt(0) == '-';
		var reg2 = /-/g;
		temp = temp.replace(reg2, '');
		if (hasNegative) temp = '-' + temp;
	}
	
	if (decimalPlaces != 0) {
		var reg3 = /\./g;
		var reg3Array = reg3.exec(temp);
		if (reg3Array != null) {
			// keep only first occurrence of .
			//  and the number of places specified by decimalPlaces or the entire string if decimalPlaces < 0
			var reg3Right = temp.substring(reg3Array.index + reg3Array[0].length);
			reg3Right = reg3Right.replace(reg3, '');
			reg3Right = decimalPlaces > 0 ? reg3Right.substring(0, decimalPlaces) : reg3Right;
			temp = temp.substring(0,reg3Array.index) + '.' + reg3Right;
		}
	}
	
	obj.value = temp;
}
function blockNonNumbers(obj, e, allowDecimal, allowNegative)
{
	var key;
	var isCtrl = false;
	var keychar;
	var reg;
		
	if(window.event) {
		key = e.keyCode;
		isCtrl = window.event.ctrlKey
	}
	else if(e.which) {
		key = e.which;
		isCtrl = e.ctrlKey;
	}
	
	if (isNaN(key)) return true;
	
	keychar = String.fromCharCode(key);
	
	// check for backspace or delete, or if Ctrl was pressed
	if (key == 8 || isCtrl)
	{
		return true;
	}

	reg = /\d/;
	var isFirstN = allowNegative ? keychar == '-' && obj.value.indexOf('-') == -1 : false;
	var isFirstD = allowDecimal ? keychar == '.' && obj.value.indexOf('.') == -1 : false;
	
	return isFirstN || isFirstD || reg.test(keychar);
}