function displayDiv(id) 
	{
		if ( id == 'sea1' )
		{
		document.getElementById('sea1').className='button-1';		
		}
		if ( id == 'sea2' )
		{
		document.getElementById('sea2').className='button-1';		
		}
		if ( id == 'sea3' )
		{
		document.getElementById('sea3').className='button-1';		
		}
		if ( id == 'sea4' )
		{
		document.getElementById('sea4').className='button-1';		
		}
		if ( id == 'sea5' )
		{
		document.getElementById('sea5').className='button-1';		
		}
		
		if ( id == 'Insurance' )
		{		
		document.getElementById('3').className='button-1';
		document.getElementById('sermenu').style.display="block"; 
		}
		if ( id == 'Finance' )
		{		
		document.getElementById('1').className='button-1';
		document.getElementById('sermenu1').style.display="block"; 
		}
		if ( id == 'AboutSeadream' )
		{		
		document.getElementById('4').className='button-1';
		document.getElementById('sermenu4').style.display="block"; 
		}
		
//		alert(id);
	}
function normalmenu(id)
{
		if ( id == 'sea1' )
		{
		document.getElementById('sea1').className='button';		
		}
		if ( id == 'sea2' )
		{
		document.getElementById('sea2').className='button';		
		}
		if ( id == 'sea3' )
		{
		document.getElementById('sea3').className='button';		
		}
		if ( id == 'sea4' )
		{
		document.getElementById('sea4').className='button';		
		}
		if ( id == 'sea5' )
		{
		document.getElementById('sea5').className='button';		
		}
		
		if ( id == 'Insurance' )
		{		
		document.getElementById('3').className='button';
		document.getElementById('sermenu').style.display="none";
		}
		if ( id == 'Finance' )
		{		
		document.getElementById('1').className='button';
		document.getElementById('sermenu1').style.display="none";
		}
		if ( id == 'AboutSeadream' )
		{		
		document.getElementById('4').className='button';
		document.getElementById('sermenu4').style.display="none";
		}
		
}