function backingAddEndRow() {

 

var getTable2 = document.getElementById('Backing');

var countRow2 = getTable2.rows.length; 

var iteration2=countRow2;





var sbTR=document.createElement('tr');

var sbTD=document.createElement('td');

var sel = document.createElement('select');

 sel.name = "backingSize["+iteration2+"]";

 sel.id="backingSize["+iteration2+"]";

 sel.options[0] = new Option('5x7', '5x7');

 sel.options[1] = new Option('8x10', '8x10');

 sel.options[2] = new Option('11x14', '11x14');

 sel.options[3] = new Option('12x16', '12x16'); 

 sel.options[4] = new Option('16x20', '16x20');

 sel.options[5] = new Option('20x24', '20x24'); 

 sel.options[6] = new Option('24x30', '24x30');

 sel.options[7] = new Option('24x36', '24x36'); 
 
 sel.options[8] = new Option('24x48', '24x48');

 sel.options[9] = new Option('30x40', '30x40');

 sel.options[10] = new Option('36x48', '36x48'); 

 sel.options[11] = new Option('48x60', '48x60');

 sel.options[12] = new Option('48x72', '48x72');  

 
sel.onchange=function(){backingonchangeSize2(iteration2);startCalcBackingsubtot2(iteration2)};
 sel.onblur=function(){stopCalBackingsubtot2()};

sbTD.appendChild(sel);







//------------------------------------------

var sbTD2=document.createElement('td');



 var cat = document.createElement('input');

 cat.type='text';

 cat.size=13;

 cat.name = "bbackingCustomeSize["+iteration2+"]";

 cat.id="bbackingCustomeSize["+iteration2+"]";

 

 cat.onfocus=function(){startCustomesizeBacking2(iteration2);}; 

cat.onblur=function(){stopCustomesizeBacking2();}; 



sbTD2.appendChild(cat);



//-----------------------------------------------------------



var sbTD3=document.createElement('td');

var bQuan = document.createElement('input');

 bQuan.type='text';

 bQuan.size=13;

 bQuan.name = "bbackingQuantity["+iteration2+"]";

 bQuan.id="bbackingQuantity["+iteration2+"]";


bQuan.onfocus=function(){backingonchangeSize2(iteration2);startCalcBackingsubtot2(iteration2)}; 
bQuan.onblur=function(){stopCalBackingsubtot2()}; 

sbTD3.appendChild(bQuan);





//----------------------------------


var sbTD4=document.createElement('td');

var bup = document.createElement('input');
 bup.type='hidden';
 bup.size=13;
 bup.name = "backingUp["+iteration2+"]";
 bup.id="backingUp["+iteration2+"]"; 
 
 
bupD = document.createElement('div');
bupD.align="center";
bupD.innerHTML = "";
bupD.name = "backingUpD"+iteration2;
bupD.id = "backingUpD"+iteration2; 


sbTD4.appendChild(bup);
sbTD4.appendChild(bupD);



//----------------------------



var sbTD5=document.createElement('td');

var bst = document.createElement('input');
 bst.type='hidden';
 bst.size=13;
 bst.name = "backingSt["+iteration2+"]";
 bst.id="backingSt["+iteration2+"]"; 
 
 
bupD = document.createElement('div');
bupD.align="right";
bupD.innerHTML = "";
bupD.name = "backingStD"+iteration2;
bupD.id = "backingStD"+iteration2; 


sbTD5.appendChild(bst);
sbTD5.appendChild(bupD);



//----------------------------


sbTR.appendChild(sbTD);
sbTR.appendChild(sbTD2);
sbTR.appendChild(sbTD3);
sbTR.appendChild(sbTD4);
sbTR.appendChild(sbTD5);


document.getElementById('Backing').appendChild(sbTR);

}

//---------------------------------------	

function backingremoveRow()

{

  var tbl = document.getElementById('Backing');
  var lastRow = tbl.rows.length;
  if (lastRow > 2) tbl.deleteRow(lastRow - 1);
}





//--------------------------



function customeSizeBacking(){
var plexcustomSize=document.getElementById("bbackingCustomeSize[]").value;
var plexdisstate=document.getElementById("backingSize[]");	
if(plexcustomSize=="")	{
	plexdisstate.disabled=false;
	
}

else{plexdisstate.disabled=true;
document.getElementById('backingUp[]').value="";
document.getElementById('backingUpD').innerHTML="";
document.getElementById('backingSt[]').value="";
document.getElementById('backingStD').innerHTML="";
}	

	}

	



function startCustomesizeBacking(){
  intervalfcs = setInterval("customeSizeBacking()",1);

}



function stopCustomesizeBacking(){
  clearInterval(intervalfcs);
}





//-------------------------------

var backi;

function startCustomesizeBacking2(iter){
	backi=iter;
  intervalfcs = setInterval("customeSizeBacking2()",1);

}



function customeSizeBacking2(){
var Backing2customSizeId="bbackingCustomeSize["+backi+"]";
var Backing2disstateId="backingSize["+backi+"]";
var upId="backingUp["+backi+"]";
var upIdD="backingUpD"+backi;
var stId="backingSt["+backi+"]";
var stIdD="backingStD"+backi;
	

var BackingcustomSize=document.getElementById(Backing2customSizeId).value;	
var Backingdisstate=document.getElementById(Backing2disstateId);

if(BackingcustomSize=="")	{
	Backingdisstate.disabled=false;
	
}

else{Backingdisstate.disabled=true;
document.getElementById(upId).value="";
document.getElementById(upIdD).innerHTML="";
document.getElementById(stId).value="";
document.getElementById(stIdD).innerHTML="";

}	

	}

	



function stopCustomesizeBacking2(){
  clearInterval(intervalfcs);
}





//-------------------Check Quantity-----------------	



function quantitycheckbackin1(){

var q=document.getElementById("bbackingQuantity[]").value;



if(q==""){

alert("PLEASE ENTER QUANTITY")	

	}	

	}

	

function quantitycheckbackin2(){
var getTable2 = document.getElementById('Backing');
var countRow2 = getTable2.rows.length; 
var iteration=countRow2-2;

	var qId="bbackingQuantity["+iteration+"]";

var q=document.getElementById(qId).value;



if(q==""){

alert("PLEASE ENTER QUANTITY")	

	}	

	}
	
	
	
//***********************************************************************

function backingonchangeSize1(){

var backingSize=document.getElementById('backingSize[]').value;	
var backingCusSize=document.getElementById('bbackingCustomeSize[]').value;	
var up;

switch (backingSize){

case ('5x7'):
up=0.45;
break

case ('8x10'):
up=0.50;
break

case ('11x14'):
up=0.60;
break

case ('12x16'):
up=0.95;
break

case ('16x20'):
up=1.10;
break

case ('20x24'):
up=1.25;
break

case ('24x30'):
up=1.80;
break

case ('24x36'):
up=2.00;
break

case ('24x48'):
up=2.75;
break

case ('30x40'):
up=3.25;
break

case ('36x48'):
up=3.50;
break

case ('48x60'):
up=7.50;
break

case ('48x72'):
up=8.00;
break

case ('48x96'):
up=8.50;
break

}



up=roundNumber(up,2);


var p =up.charAt(0);

if(p=="."){

up="0"+up;
}

if(backingCusSize==""){
document.getElementById('backingUp[]').value=up;
document.getElementById('backingUpD').innerHTML=up;
}
else{
document.getElementById('backingUp[]').value="";
document.getElementById('backingUpD').innerHTML="";	
	}
	}



//*************************************************************************

function backingonchangeSize2(iterate){

var sizeId="backingSize["+iterate+"]";
var upId="backingUp["+iterate+"]";
var upIdD="backingUpD"+iterate;
var cussizeId="bbackingCustomeSize["+iterate+"]";

var backingSize=document.getElementById(sizeId).value;	
var backingCusSize=document.getElementById(cussizeId).value;	
var up;

switch (backingSize){

case ('5x7'):
up=0.45;
break

case ('8x10'):
up=0.50;
break

case ('11x14'):
up=0.60;
break

case ('12x16'):
up=0.95;
break

case ('16x20'):
up=1.10;
break

case ('20x24'):
up=1.25;
break

case ('24x30'):
up=1.80;
break

case ('24x36'):
up=2.00;
break

case ('24x48'):
up=2.75;
break

case ('30x40'):
up=3.25;
break

case ('36x48'):
up=3.50;
break

case ('48x60'):
up=7.50;
break

case ('48x72'):
up=8.00;
break

case ('48x96'):
up=8.50;
break

}

up=roundNumber(up,2);

var p =up.charAt(0);

if(p=="."){

up="0"+up;
}

if(backingCusSize==""){
document.getElementById(upId).value=up;
document.getElementById(upIdD).innerHTML=up;
}
else{
document.getElementById(upId).value="";
document.getElementById(upIdD).innerHTML="";	
	}
	}


//******************************************************************************

function startCalcBackingsubtot1(){
  intervalBacking1 = setInterval("Backingsubtotal1()",1);
}
function Backingsubtotal1(){
var quantity=document.getElementById('bbackingQuantity[]').value;	
var unitprice=document.getElementById('backingUp[]').value;
var bSize=document.getElementById('backingSize[]').value;
var bcusSize=document.getElementById('bbackingCustomeSize[]').value;
var subtot;

if(bcusSize=="" && bSize!=""){		
subtot=quantity*unitprice;

subtot=roundNumber(subtot,2);

var p =subtot.charAt(0);

if(p=="."){

subtot="0"+subtot;
}
document.getElementById('backingSt[]').value=subtot;
document.getElementById('backingStD').innerHTML=subtot;
}

else{
document.getElementById('backingSt[]').value="";
document.getElementById('backingStD').innerHTML="";
	}


	}


function stopCalBackingsubtot1(){
  clearInterval(intervalBacking1);
}


//***************************************************************************************

var iterate;
function startCalcBackingsubtot2(iterate1){
 iterate=iterate1;
  intervalBacking2 = setInterval("Backingsubtotal2()",1);
}

function Backingsubtotal2(){
	
var backingSizeid="backingSize["+iterate+"]";	
var backingQuantity="bbackingQuantity["+iterate+"]";

var backingUnitPriceid="backingUp["+iterate+"]";
var backingSTid="backingSt["+iterate+"]";	
var backingSTDid="backingStD"+iterate;
var bcusSizeId="bbackingCustomeSize["+iterate+"]";	

var quantity=document.getElementById(backingQuantity).value;
var unitprice=document.getElementById(backingUnitPriceid).value;
var bSize=document.getElementById(backingSizeid).value;
var bcusSize=document.getElementById(bcusSizeId).value;


var subtot;
if(bcusSize=="" && bSize!=""){	
subtot=quantity*unitprice;


subtot=roundNumber(subtot,2);

var p =subtot.charAt(0);

if(p=="."){

subtot="0"+subtot;
}

document.getElementById(backingSTid).value=subtot;
document.getElementById(backingSTDid).innerHTML=subtot;
}

else{
document.getElementById(backingSTid).value="";
document.getElementById(backingSTDid).innerHTML="";
	}


	}


function stopCalBackingsubtot2(){
  clearInterval(intervalBacking2);
}