function showReisTab(tab)
 {
	HideAllReisTabs();
	switch(tab)
	{
		case 1:
			showTarget('tab1_on');
			//showTarget('tab2_off');
			showTarget('tab3_off');
			showTarget('reis_detail_reacties');
			break;
		case 2:
			showTarget('tab1_off');
			//showTarget('tab2_on');
			showTarget('tab3_off');
			showTarget('reis_detail_beelden');
			break;
		case 3:
			showTarget('tab1_off');
			//showTarget('tab2_off');
			showTarget('tab3_on');
			showTarget('reis_detail_info');
			break;
	}
 }

 
 function HideAllReisTabs()
 {
 	hideTarget('tab1_on');
 	hideTarget('tab1_off');
 	//hideTarget('tab2_on');
 	//hideTarget('tab2_off');
 	hideTarget('tab3_on');
 	hideTarget('tab3_off');
 	hideTarget('reis_detail_info');
 	//hideTarget('reis_detail_beelden');
 	hideTarget('reis_detail_reacties');
 }