// JavaScript Document


function xchange(id){
  
		if(id=='tab_1')
		{
			document.getElementById('tab_1').className ='tabsl';
			document.getElementById('tab_2').className ='notsl';
			document.getElementById('tab_3').className ='notsl';
			document.getElementById('gallery_container').style.display="block";
			document.getElementById('gallery_container2').style.display="none";
			document.getElementById('gallery_container3').style.display="none";
				
		}
		
		if(id=='tab_2')
		{
			document.getElementById('tab_1').className ='notsl';
			document.getElementById('tab_2').className ='tabsl';
			document.getElementById('tab_3').className ='notsl';
			document.getElementById('gallery_container').style.display="none";
			document.getElementById('gallery_container2').style.display="block";
			document.getElementById('gallery_container3').style.display="none";
				
		}
		
		if(id=='tab_3')
		{
			document.getElementById('tab_1').className ='notsl';
			document.getElementById('tab_2').className ='notsl';
			document.getElementById('tab_3').className ='tabsl';
			document.getElementById('gallery_container').style.display="none";
			document.getElementById('gallery_container2').style.display="none";
			document.getElementById('gallery_container3').style.display="block";
				
		}
		
	}