function tracking_validation_side(){
		
		var tracking_side = document.getElementById("tracking_side");
		var search_type = document.getElementById("search_type");
		var startdate = document.getElementById("startdate");
		var enddate = document.getElementById("enddate");
		
		//alert(search_type.value);
		if 	((tracking_side.value==null)||(tracking_side.value=="")){
			alert("Please Enter Bill Of Laden Number");
			tracking_side.focus();
			return false;
		}
		
		
		if (search_type.value==1){
			window.location="tracking_info.php?trackno=" + tracking_side.value + "&startdate=" + startdate.value + "&enddate=" + enddate.value + "&search_t=" + search_type.value;			
		}else{
			window.location="tracking_info.php?trackno=" + tracking_side.value + "&search_t=" + search_type.value;
		}
	}
	
	function entkey(){
	 	if (event.keyCode == 13) {
			tracking_validation_side();	
	 	}
	}
	
	function changedpassword(){

		var oldpassword = document.getElementById("oldpassword");
		var password1 = document.getElementById("password1");
		var password2 = document.getElementById("password2");
		
		if ((oldpassword.value==null)||(oldpassword.value=="")){
			alert("Please Enter Old Password");
			oldpassword.focus();
			return false;
		}
		
		if ((password1.value==null)||(password1.value=="")){
			alert("Please Enter New Password");
			password1.focus();
			return false;
		}		
		if ((password2.value==null)||(password2.value=="")){
			alert("Please Enter New Password Agian");
			password2.focus();
			return false;
		}		
		if (password1.value!=password2.value){
			alert("Please Enter The Same Password");
			password2.focus();
			return false;
		}		
	}