function SwitchOn(TabArea) {
	MyTab = document.getElementById(TabArea);
	MyTab.style.backgroundColor = '#171717';
	MyTab.style.borderBottom = '0px solid';
	if (TabArea == 'tab1') {
		SwitchOff('tab2');
		SwitchOff('tab3');
		SwitchOff('tab4');
	} else if (TabArea == 'tab2') {
		SwitchOff('tab1');
		SwitchOff('tab3');
		SwitchOff('tab4');
	} else if (TabArea == 'tab3') {
		SwitchOff('tab1');
		SwitchOff('tab2');
		SwitchOff('tab4');
	} else {
		SwitchOff('tab1');
		SwitchOff('tab2');
		SwitchOff('tab3');
	}
	return true;
}

function SwitchOff(TabArea) {
	MyTab = document.getElementById(TabArea);
	MyTab.style.backgroundColor = '#111111';
	MyTab.style.borderBottom = '1px solid #2D2D2D';
	return true;
}