function checkTextBox(obj1, obj2){

		if(obj1.checked) {
			obj2.disabled = false;
			obj2.style.backgroundColor='#FFFFFF';
		} else {
			obj2.disabled = true;
			obj2.style.backgroundColor='#CCCCCC';
		}

	}

	function initTextBox(){
		var obj;
		for(i=1; i<33; i++){ 
			obj = "qty" + i;
			if(document.form1[obj]) {
				document.form1[obj].value = 1;
				document.form1[obj].disabled = true;
				document.form1[obj].style.backgroundColor='#CCCCCC';
			}
		}
	}