function changeHourOption(var1,defaultValue){
		//stationCode = new Array("TLV","JR9","TV5","I1L","JRS","RAO","PT8","KG6","NTH","R1G","13S","AHD","BEV","ETH","HF7","TIB","NAH","HZP","R9T","I6R");
		if (!defaultValue || (defaultValue && defaultValue.length < 1))
			if (var1 == 1)
				defaultValue = document.IsraelRentals.PickHour.value;
			else
				defaultValue = document.IsraelRentals.ReturnHour.value;
		
		weekdaysOpeningHrs = new Array(24,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8);
		weekdaysClosingHrs = new Array(24,18,17,17,18,17,17,16,17,18,18,17,18,17,18,17,17,17,17,18,18,18,18,17);
		
		fridaysOpeningHrs = new Array(24,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8);
		fridaysClosingHrs = new Array(24,14,12,13,14,14,14,14,14,14,14,14,14,14,14,14,14,14,14,13,14,14,13,14);
		
		saturdaysOpeningHrs = new Array(24,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,8,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1);
		saturdaysClosingHrs = new Array(24,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,12,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1);
		
		openingHrs = new Array();
		for (i=0; i<24; i++) {
		    openingHrs[i] = new Array();
		    //openingHrs[i][0] = stationCode[i];
			openingHrs[i][1] = weekdaysOpeningHrs[i];
			openingHrs[i][2] = weekdaysClosingHrs[i];
			openingHrs[i][3] = fridaysOpeningHrs[i];
			openingHrs[i][4] = fridaysClosingHrs[i];
			openingHrs[i][5] = saturdaysOpeningHrs[i];
			openingHrs[i][6] = saturdaysClosingHrs[i];
		}

		if (var1 == 1)
			startDate = document.IsraelRentals.PickMonth.value + "/" + document.IsraelRentals.PickDay.value + "/" + document.IsraelRentals.PickYear.value;
		else
			startDate = document.IsraelRentals.ReturnMonth.value + "/" + document.IsraelRentals.ReturnDay.value + "/" + document.IsraelRentals.ReturnYear.value;
			
		weekDays = ["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday"]
		startDateObj = new Date(startDate);
		startDay = weekDays[startDateObj.getDay()];
		
		if (var1 == 1)
			startStation = document.IsraelRentals.START_LOCATION_CODE.selectedIndex;
		else
			startStation = document.IsraelRentals.END_LOCATION_CODE.selectedIndex;
	
	
		if (startDay == "Saturday"){
			if (openingHrs[startStation][5] != -1){
				if (openingHrs[startStation][5] == 24)
					writeOptions(var1,0,24,defaultValue);
				else
					writeOptions(var1,openingHrs[startStation][5],openingHrs[startStation][6],defaultValue);
			}
			else{
				showError("The station is closed at this date");
				document.all("ErrMsg").style.top = 100;
			}
		}
		else if (startDay == "Friday"){
			if (openingHrs[startStation][3] != -1){
				if (openingHrs[startStation][3] == 24)
					writeOptions(var1,0,24,defaultValue);
				else
					writeOptions(var1,openingHrs[startStation][3],openingHrs[startStation][4],defaultValue);
			}
			else{
				showError("The station is closed at this date");
				document.all("ErrMsg").style.top = 100;
			}
		}
		else{
			if (openingHrs[startStation][2] == 24)
				writeOptions(var1,0,24,defaultValue);
			else
				writeOptions(var1,openingHrs[startStation][1],openingHrs[startStation][2],defaultValue);
		}
	}
		
	function writeOptions(var1,startTime,endTime,defaultValue){
		var t = endTime-1;
		if (t.length < 2)
			t = "0"+t;
		if (t < defaultValue)
			defaultValue = "10";
		j=0;
		
		if (var1 == 1){
			document.IsraelRentals.PickHour.length = endTime - startTime;
			for (i=startTime; i<endTime ;i++){
				k = i;
				if (k<10)
					k = "0" + k;
				document.IsraelRentals.PickHour[j].value = k;
				document.IsraelRentals.PickHour[j].text = k;
				if (defaultValue && defaultValue.length > 0 && k == defaultValue || (!defaultValue || defaultValue && defaultValue.length < 1) && k == "10")
				//if (k == "10")
					document.IsraelRentals.PickHour[j].selected = true;
				j++;
			}
			
			//document.IsraelRentals.PickHour[2].selected = true;
		}
		else{
			document.IsraelRentals.ReturnHour.length = endTime - startTime;
			for (i=startTime; i<endTime ;i++){
				k = i;
				if (k<10)
					k = "0" + k;
				document.IsraelRentals.ReturnHour[j].value = k;
				document.IsraelRentals.ReturnHour[j].text = k;
				if (defaultValue && defaultValue.length > 0 && k == defaultValue || (!defaultValue || defaultValue && defaultValue.length < 1) && k == "10")
				//if (k == "10")
					document.IsraelRentals.ReturnHour[j].selected = true;
				j++;
			}
			
//			document.IsraelRentals.ReturnHour[2].selected = true;
		}
	}