var old_center_tab = 1 ;

function tabs(name,id)
	{	
		SwitchCenterTabs(id);
	} 

function SwitchCenterTabs(id)
	{ 
		for(i=1;i< 4 ;i++) 
			{ 
				if(i == id )  
					{  
						document.getElementById( 'ptab' + i ).style.display =  "block";
						document.getElementById('center_tab' + i ).className  =  "active";
						window.location.hash  = i;
					} 
				else 
					{  
						document.getElementById( 'ptab' + i ).style.display =  "none";
						document.getElementById('center_tab' + i ).className  =  "";
					}
			} 
	} 
		
function InitCenterTabs()
	{ 
		var myhash = window.location.hash
		var id = 1;

		if(  myhash.length  > 0  )  id = myhash.substring(1,window.location.hash.length);
	
		SwitchCenterTabs(id);
		document.getElementById('center_tab' + id ).className  =  "active";
	    document.getElementById('ptab' + id ).style.display =  "block";
		return true;
	}