function nav_imgShow1()
	{
		
			document.getElementById("td1").style.display = "none";
			document.getElementById("td2").style.display = "";
			document.getElementById("td3").style.display = "";
			document.getElementById("td4").style.display = "none";
			document.getElementById("td5").style.display = "";
			document.getElementById("td6").style.display = "none";
			document.getElementById("td7").style.display = "";
			document.getElementById("td8").style.display = "none";
			document.getElementById("td9").style.display = "";
			document.getElementById("td10").style.display = "none";
			document.getElementById("td11").style.display = "";
			document.getElementById("td12").style.display = "none";
			document.getElementById("td13").style.display = "";
			document.getElementById("td14").style.display = "none";			
											
	}
		
function nav_imgShow2()
	{					
			
			document.getElementById("td1").style.display = "";
			document.getElementById("td2").style.display = "none";
			document.getElementById("td3").style.display = "none";
			document.getElementById("td4").style.display = "";
			document.getElementById("td5").style.display = "";
			document.getElementById("td6").style.display = "none";
			document.getElementById("td7").style.display = "";
			document.getElementById("td8").style.display = "none";
			document.getElementById("td9").style.display = "";
			document.getElementById("td10").style.display = "none";
			document.getElementById("td11").style.display = "";
			document.getElementById("td12").style.display = "none";
			document.getElementById("td13").style.display = "";
			document.getElementById("td14").style.display = "none";
	}
	
function nav_imgShow3()
	{		
						
			document.getElementById("td1").style.display = "";
			document.getElementById("td2").style.display = "none";
			document.getElementById("td3").style.display = "";
			document.getElementById("td4").style.display = "none";
			document.getElementById("td5").style.display = "none";
			document.getElementById("td6").style.display = "";
			document.getElementById("td7").style.display = "";
			document.getElementById("td8").style.display = "none";
			document.getElementById("td9").style.display = "";
			document.getElementById("td10").style.display = "none";
			document.getElementById("td11").style.display = "";
			document.getElementById("td12").style.display = "none";
			document.getElementById("td13").style.display = "";
			document.getElementById("td14").style.display = "none";
	}
	
function nav_imgShow4()
	{		
			
			
			document.getElementById("td1").style.display = "";
			document.getElementById("td2").style.display = "none";
			document.getElementById("td3").style.display = "";
			document.getElementById("td4").style.display = "none";
			document.getElementById("td5").style.display = "";
			document.getElementById("td6").style.display = "none";
			document.getElementById("td7").style.display = "none";
			document.getElementById("td8").style.display = "";
			document.getElementById("td9").style.display = "";
			document.getElementById("td10").style.display = "none";
			document.getElementById("td11").style.display = "";
			document.getElementById("td12").style.display = "none";
			document.getElementById("td13").style.display = "";
			document.getElementById("td14").style.display = "none";
	}
	
function nav_imgShow5()
	{		
			
			
			document.getElementById("td1").style.display = "";
			document.getElementById("td2").style.display = "none";
			document.getElementById("td3").style.display = "";
			document.getElementById("td4").style.display = "none";
			document.getElementById("td5").style.display = "";
			document.getElementById("td6").style.display = "none";
			document.getElementById("td7").style.display = "";
			document.getElementById("td8").style.display = "none";
			document.getElementById("td9").style.display = "none";
			document.getElementById("td10").style.display = "";
			document.getElementById("td11").style.display = "";
			document.getElementById("td12").style.display = "none";
			document.getElementById("td13").style.display = "";
			document.getElementById("td14").style.display = "none";
	}
function nav_imgShow6()
	{		
			
			
			document.getElementById("td1").style.display = "";
			document.getElementById("td2").style.display = "none";
			document.getElementById("td3").style.display = "";
			document.getElementById("td4").style.display = "none";
			document.getElementById("td5").style.display = "";
			document.getElementById("td6").style.display = "none";
			document.getElementById("td7").style.display = "";
			document.getElementById("td8").style.display = "none";
			document.getElementById("td9").style.display = "";
			document.getElementById("td10").style.display = "none";
			document.getElementById("td11").style.display = "none";
			document.getElementById("td12").style.display = "";
			document.getElementById("td13").style.display = "";
			document.getElementById("td14").style.display = "none";
	}
	
function nav_imgShow7()
	{		
			
			
			document.getElementById("td1").style.display = "";
			document.getElementById("td2").style.display = "none";
			document.getElementById("td3").style.display = "";
			document.getElementById("td4").style.display = "none";
			document.getElementById("td5").style.display = "";
			document.getElementById("td6").style.display = "none";
			document.getElementById("td7").style.display = "";
			document.getElementById("td8").style.display = "none";
			document.getElementById("td9").style.display = "";
			document.getElementById("td10").style.display = "none";
			document.getElementById("td11").style.display = "";
			document.getElementById("td12").style.display = "none";
			document.getElementById("td13").style.display = "none";
			document.getElementById("td14").style.display = "";
	}