function exploring(menu, adhigaram){
		//alert(adhigaram);
	// list initiator//	 
			
			var sec1 = "second_dir_ul11";
			var sec2 = "second_dir_ul12";
			var sec3 = "second_dir_ul13";
			var sec4 = "second_dir_ul14";
			var sec5 = "second_dir_ul15";
			var sec6 = "second_dir_ul16";
			
		// list to be show//
			if(menu == sec1){
			document.getElementById(sec1).style.display = "block";
			} else if(menu == sec2){
			document.getElementById(sec2).style.display = "block";
			}else if(menu == sec3){
			document.getElementById(sec3).style.display = "block";
			}else if(menu == sec4){
			document.getElementById(sec4).style.display = "block";
			}else if(menu == sec5){
			document.getElementById(sec5).style.display = "block";
			}else if(menu == sec6){
			document.getElementById(sec6).style.display = "block";
			}
	// list to be hide //
			if(menu != sec1){
			document.getElementById(sec1).style.display = "none";
			} else if(menu != sec2){
			document.getElementById(sec2).style.display = "none";
			} else if(menu != sec3){
			document.getElementById(sec3).style.display = "none";
			} else if(menu != sec4){
			document.getElementById(sec4).style.display = "none";
			} else if(menu != sec5){
			document.getElementById(sec5).style.display = "none";
			} else if(menu != sec6){
			document.getElementById(sec6).style.display = "none";
			} 
	}

	// initially all sublists are hidden//
	function hiding(adhigaram){
			document.getElementById("second_dir_ul11").style.display = "none";
			document.getElementById("second_dir_ul12").style.display = "none";
			document.getElementById("second_dir_ul13").style.display = "none";
			document.getElementById("second_dir_ul14").style.display = "none";
			document.getElementById("second_dir_ul15").style.display = "none";
			document.getElementById("second_dir_ul16").style.display = "none";
					
}