function tog(hide,show){
	 
	 
			var tohide= document.getElementById(hide);
		 
			tohide.style.display = "none";
				var toshow= document.getElementById(show);
				toshow.style.display = "block";
				backtab='i'+hide;
				fronttab='i'+show;
		 
					document.getElementById(backtab).style.fontWeight='normal';
						document.getElementById(backtab).style.color='#00f';
						document.getElementById(backtab).style.background='#E6E6E6';
						document.getElementById(backtab).style.borderTop='none';
						document.getElementById(backtab).style.borderLeft='none';
						document.getElementById(backtab).style.borderRight='none';
						
					 document.getElementById(fronttab).style.fontWeight='bold';
					 	document.getElementById(fronttab).style.color='#fff';
					document.getElementById(fronttab).style.background='#00f';
					document.getElementById(fronttab).style.borderTop='solid 1px #6CF';
					document.getElementById(fronttab).style.borderLeft='solid 1px #6CF';
					document.getElementById(fronttab).style.borderRight='solid 1px #080080';
						document.getElementById(fronttab).style.borderBottom='solid 4px #080080';
							document.getElementById(backtab).style.borderBottom='solid 4px #080080';
						// document.getElementById(fronttab).style.className='currentinfo';
		}
		
		function hidediv(thediv){
					var tohide= document.getElementById(thediv);
			tohide.style.display = "none";
		}
		
		function showdiv(thediv){
					var toshow= document.getElementById(thediv);
			toshow.style.display = "block";
		}