function tab_click(obj){

//	tabA_1 tabA_c1 tabA_c1div
	var objNameHeader = new String(obj.id.substr(0, 5));
//	return tabA_
	var tabNumber = new Number(obj.id.charAt(5));
//	return 1
	var tabID = new String('_'+obj.id.charAt(3));
//	return _A for selected_A
	var totalNumber = new Number();

	for (ii=1; ii<=20; ii++){
		if (document.getElementById(objNameHeader+ii) != null){totalNumber = ii;}
	}

	for (i=1; i<=totalNumber; i++){
		document.getElementById(objNameHeader+i).className = '';
		if (document.getElementById(objNameHeader+'c'+(i)+'div') != null){
			document.getElementById(objNameHeader+'c'+(i)).style.width = '10px'; 
			document.getElementById(objNameHeader+'c'+(i)+'div').className = '';
			document.getElementById(objNameHeader+'c'+(i)+'div').style.backgroundPosition = 'right top';
		}
		if(document.getElementById(objNameHeader+i+'_grid') != null){
			document.getElementById(objNameHeader+i+'_grid').style.display= 'none';
		}
	}

	if (document.getElementById(objNameHeader+'c'+(totalNumber+1)+'div') != null){
		document.getElementById(objNameHeader+'c'+(totalNumber+1)+'div').className = 'lastDiv'+tabID;
	}
	if (document.getElementById(objNameHeader+'c1') != null){
		document.getElementById(objNameHeader+'c1').className =  'firstTD'+tabID;
		document.getElementById(objNameHeader+'c1div').className = 'firstDiv'+tabID;
	}
	if (document.getElementById(objNameHeader+'c'+(totalNumber+1)) != null){
		document.getElementById(objNameHeader+'c'+(totalNumber+1)).className =  'lastTD'+tabID;
	}

	document.getElementById(obj.id).className = ' selected'+tabID;

	if (document.getElementById(objNameHeader+'c'+(tabNumber)+'div')){
		document.getElementById(objNameHeader+'c'+(tabNumber)+'div').className += ' selected'+tabID;
		document.getElementById(objNameHeader+'c'+(tabNumber)+'div').style.backgroundPosition = 'top right';
	}
	if (document.getElementById(objNameHeader+'c'+(tabNumber+1)+'div') != null){

		document.getElementById(objNameHeader+'c'+(tabNumber+1)).className += ' selected'+tabID;
		document.getElementById(objNameHeader+'c'+(tabNumber+1)+'div').style.backgroundPosition = 'top right';
	}
	if(document.getElementById(objNameHeader+tabNumber+'_grid') != null){
		document.getElementById(objNameHeader+tabNumber+'_grid').style.display = 'block'
	}
}

function combo_change(obj){
//	cmbA_1
	var objNameHeader = new String(obj.id.substr(0, 5));
//	return cmbA_
	var tabNumber = new Number(obj.id.charAt(5));
//	return 1
	var tabID = new String('_'+obj.id.charAt(3));
//	return _A for selected_A
	var totalNumber = new Number();

	for (ii=1; ii<=20; ii++){
		if (document.getElementById(objNameHeader+ii) != null){totalNumber = ii;}
	}
	for (i=1; i<=totalNumber; i++){
		document.getElementById(objNameHeader+i).className = '';
		if(document.getElementById(objNameHeader+i+'_grid') != null){
			document.getElementById(objNameHeader+i+'_grid').style.display= 'none';
		}
	}
	if(document.getElementById(objNameHeader+tabNumber+'_grid') != null){
		document.getElementById(objNameHeader+tabNumber+'_grid').style.display = 'block'
	}
}