function change_Opt(val)
{
	if(val==26)
	{
		var theArray = new Array('-Select-',0,'2 inches',29, '3 inches',30, '4 inches', 31);
	}
	else
	{
		var theArray = new Array('-Select-',0,'2 inches',29);
	}
	var selObj = document.getElementById('thikness');
	selObj.options.length = 0; 	
	for (var i = 0; i < theArray.length; i++)
	selObj.options[selObj.length] = new Option(theArray[i++], theArray[i])
}
/*function assign_value_os()
{
	if(document.getElementById('mat_size').value==0  )//when SELECT
	{
	document.cart_quantity.products_id.value=94;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=20;
	}
if(document.getElementById('mat_size').value==69)
	{
	document.cart_quantity.products_id.value=94;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=20;
	}
	showMeProductPrice(document.cart_quantity.products_id.value,document.cart_quantity.ida.value,document.cart_quantity.idb.value,'');
}*/
function assign_value()
{

	//only for protecting cover
	
	if(document.getElementById('cover').value==0  )//when SELECT
	{
	document.cart_quantity.covers.value='';	
	document.cart_quantity.cov_a.value='';	
	document.cart_quantity.cov_b.value='';
	}
	
	if(document.getElementById('cover').value==32  ) //when no cover
	{
	document.cart_quantity.covers.value='';	
	document.cart_quantity.cov_a.value='';	
	document.cart_quantity.cov_b.value='';
	}
	
	if(document.getElementById('mat_size').value==20 && document.getElementById('cover').value==33  )
	{
	document.cart_quantity.covers.value=99;	
	document.cart_quantity.cov_a.value=8;	
	document.cart_quantity.cov_b.value=20;
	}
	
	if(document.getElementById('mat_size').value==21 && document.getElementById('cover').value==33  )
	{
	document.cart_quantity.covers.value=99;	
	document.cart_quantity.cov_a.value=8;	
	document.cart_quantity.cov_b.value=21;
	}
	if(document.getElementById('mat_size').value==22 && document.getElementById('cover').value==33  )
	{
	document.cart_quantity.covers.value=99;	
	document.cart_quantity.cov_a.value=8;	
	document.cart_quantity.cov_b.value=22;
	}
	if(document.getElementById('mat_size').value==23 && document.getElementById('cover').value==33  )
	{
	document.cart_quantity.covers.value=99;	
	document.cart_quantity.cov_a.value=8;	
	document.cart_quantity.cov_b.value=23;
	}
	if(document.getElementById('mat_size').value==24 && document.getElementById('cover').value==33  )
	{
	document.cart_quantity.covers.value=99;	
	document.cart_quantity.cov_a.value=8;	
	document.cart_quantity.cov_b.value=24;
	}
	
	if(document.getElementById('mat_size').value==25 && document.getElementById('cover').value==33  )
	{
	document.cart_quantity.covers.value=99;	
	document.cart_quantity.cov_a.value=8;	
	document.cart_quantity.cov_b.value=25;
	}
	
	//EOF protecting cover
	
	//for 2"5.34lb plushfoam with diffirent sizes
	
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==20 && document.getElementById('thikness').value==29 )
	{
		
	document.cart_quantity.products_id.value=94;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=20;
	//alert('2 inch');
	}
	
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==21 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=94;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=21;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==22 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=94;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=22;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==23 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=94;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=23;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==24 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=94;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=24;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==25 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=94;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=25;
	}	
	
	//eof 2"5.34lb plushfoam with diffirent sizes
	
	//for 3"5.34lb plushfoam
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==20 && document.getElementById('thikness').value==30 )
	{
	document.cart_quantity.products_id.value=95;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=20;
	//alert('3 inch');
	}
	
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==21 && document.getElementById('thikness').value==30 )
	{
	document.cart_quantity.products_id.value=95;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=21;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==22 && document.getElementById('thikness').value==30 )
	{
	document.cart_quantity.products_id.value=95;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=22;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==23 && document.getElementById('thikness').value==30 )
	{
	document.cart_quantity.products_id.value=95;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=23;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==24 && document.getElementById('thikness').value==30 )
	{
	document.cart_quantity.products_id.value=95;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=24;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==25 && document.getElementById('thikness').value==30 )
	{
	document.cart_quantity.products_id.value=95;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=25;
	}	
	
	//eof 3"5.34lb plushfoam
	
	//for 4"5.34lb plushfoam
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==20 && document.getElementById('thikness').value==31 )
	{
	document.cart_quantity.products_id.value=96;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=20;
	//alert('4 inch');
	}
	
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==21 && document.getElementById('thikness').value==31 )
	{
	document.cart_quantity.products_id.value=96;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=21;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==22 && document.getElementById('thikness').value==31 )
	{
	document.cart_quantity.products_id.value=96;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=22;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==23 && document.getElementById('thikness').value==31 )
	{
	document.cart_quantity.products_id.value=96;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=23;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==24 && document.getElementById('thikness').value==31 )
	{
	document.cart_quantity.products_id.value=96;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=24;
	}
	if(document.getElementById('material').value==26 && document.getElementById('mat_size').value==25 && document.getElementById('thikness').value==31 )
	{
	document.cart_quantity.products_id.value=96;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=25;
	}	
	
	//eof 4"5.34lb plushfoam
	
	//for 2"8.0lb plushfoam
	if(document.getElementById('material').value==27 && document.getElementById('mat_size').value==20 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=97;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=20;
	}
	
	if(document.getElementById('material').value==27 && document.getElementById('mat_size').value==21 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=97;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=21;
	}
	if(document.getElementById('material').value==27 && document.getElementById('mat_size').value==22 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=97;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=22;
	}
	if(document.getElementById('material').value==27 && document.getElementById('mat_size').value==23 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=97;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=23;
	}
	if(document.getElementById('material').value==27 && document.getElementById('mat_size').value==24 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=97;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=24;
	}
	if(document.getElementById('material').value==27 && document.getElementById('mat_size').value==25 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=97;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=25;
	}	
	
	//eof 2"8.34lb plushfoam
	
	//for 2"100% origin latex
	if(document.getElementById('material').value==28 && document.getElementById('mat_size').value==20 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=98;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=20;
	}
	
	if(document.getElementById('material').value==28 && document.getElementById('mat_size').value==21 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=98;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=21;
	}
	if(document.getElementById('material').value==28 && document.getElementById('mat_size').value==22 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=98;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=22;
	}
	if(document.getElementById('material').value==28 && document.getElementById('mat_size').value==23 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=98;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=23;
	}
	if(document.getElementById('material').value==28 && document.getElementById('mat_size').value==24 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=98;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=24;
	}
	if(document.getElementById('material').value==28 && document.getElementById('mat_size').value==25 && document.getElementById('thikness').value==29 )
	{
	document.cart_quantity.products_id.value=98;	
	document.cart_quantity.ida.value=8;
	document.cart_quantity.idb.value=25;
	}	
	//eof  2"100% origin latex
	
	// ajax price calculation 
	if(document.cart_quantity.products_id.value !='' && document.cart_quantity.ida.value !='' && document.cart_quantity.idb.value!= '' && document.getElementById('cover').value==33)
	{		
	
	if(document.cart_quantity.idb.value==20)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($40)',33);
	}
	if(document.cart_quantity.idb.value==21)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($40)',33);
	}
	if(document.cart_quantity.idb.value==22)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($50)',33);
	}
	if(document.cart_quantity.idb.value==23)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($50)',33);
	}
	if(document.cart_quantity.idb.value==24)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($60)',33);
	}
	if(document.cart_quantity.idb.value==25)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($60)',33);
	}
	var selObj = document.getElementById('cover');
	selObj.options.length = 0; 	
	for (var i = 0; i < theArray1.length; i++)
	selObj.options[selObj.length] = new Option(theArray1[i++], theArray1[i])
	selObj.options[2].selected=1;
	

		showMeProductPrice(document.cart_quantity.products_id.value,document.cart_quantity.ida.value,document.cart_quantity.idb.value,document.cart_quantity.covers.value);
	}else if(document.cart_quantity.products_id.value!='' && document.cart_quantity.ida.value !='' && document.cart_quantity.idb.value!= '')
	{

	if(document.cart_quantity.idb.value==20)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($40)',33);
	}
	if(document.cart_quantity.idb.value==21)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($40)',33);
	}
	if(document.cart_quantity.idb.value==22)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($50)',33);
	}
	if(document.cart_quantity.idb.value==23)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($50)',33);
	}
	if(document.cart_quantity.idb.value==24)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($60)',33);
	}
	if(document.cart_quantity.idb.value==25)
	{
	var theArray1 = new Array('-Select-',0,'No Cover ($0.00)',32, 'Luxurious Cover ($60)',33);
	}
	var selObj = document.getElementById('cover');
	selObj.options.length = 0; 	
	for (var i = 0; i < theArray1.length; i++)
	selObj.options[selObj.length] = new Option(theArray1[i++], theArray1[i])
			
		
	showMeProductPrice(document.cart_quantity.products_id.value,document.cart_quantity.ida.value,document.cart_quantity.idb.value,'');
	}
	
 }