function allCheckTrue() {
			if (document.all.item('midasiCheck')) {
				var checkSize = document.all.item('midasiCheck').length;
				if (!checkSize) {
					document.all.item('midasiCheck').checked = true;
				} else {
					for(i=0; i<checkSize; i++){
						document.all.midasiCheck[i].checked = true;
					}
				}
			}
		}

		function allCheckFalse() {
			if (document.all.item('midasiCheck')) {
				var checkSize = document.all.item('midasiCheck').length;
				if (!checkSize) {
						document.all.item('midasiCheck').checked = false;
				} else {
					for(i=0; i<checkSize; i++){
						document.all.midasiCheck[i].checked = false;
					}
				}
			}
		}

		function checkCheckBox(currentID) {
			var currentCheck = document.actForm.item(currentID + "BTN").checked;
			var obj = document.getElementById("tree" + currentID);
			var returnValue = checkPartsSearch(obj, currentCheck);
		}

		function checkPartsSearch(obj, currentCheck) {
			var childNodeList = obj.childNodes;
			var listLength = childNodeList.length;

			for(var i=0; i<listLength; i++) {
				var tagName = childNodeList[i].tagName;

				if(tagName == "INPUT") {
					document.actForm.item(childNodeList[i].id).checked = currentCheck;
				} else {
					var returnValue = checkPartsSearch(childNodeList[i], currentCheck);
				}
			}
		}