var mainhash='';
		
function HideUnHide(a,b)
{
		
		if (document.getElementById(a).style.display=='none')
			{
		 
			if (b!='' && mainhash != b)
				{
					if (mainhash != ''){
						document.getElementById(mainhash).style.display='none';
						document.getElementById(mainhash).style.visibility='hidden';
						document.getElementById('img'  + mainhash).src='../Images/arrow-down.gif';
						}
					mainhash = b;
				}
			document.getElementById(a).style.display='block';
			document.getElementById(a).style.visibility='visible';
			document.getElementById('img' + a).src='../Images/arrow-up.gif';
			
			}
		else{
			document.getElementById(a).style.display='none';
			document.getElementById(a).style.visibility='hidden';
			document.getElementById('img'  + a).src='../Images/arrow-down.gif';
			}
}
//###############################################################################
function roll_over(img_name, img_src)
{
   document[img_name].src = img_src;
}
//###############################################################################
//Only Valid Number Key
function checkKeycode(e)
{
    var keycode;
    if (window.event)
       keycode = window.event.keyCode;
    else 
       if (e)
          keycode = e.which;
       if((keycode < 48 || keycode > 57))
       {
           window.event.keyCode=0;
       }   
       else
       {
          return keycode;
       }    
          
}
//###############################################################################
//Only Valid Number Key & + -
function checkPhoneKey(e)
{
    // 187 & 107 : +
    // 189 : -
    var keycode;
    if (window.event)
       keycode = window.event.keyCode;
    else 
       if (e)
          keycode = e.which;
       if((keycode < 48 || keycode > 57) && keycode != 43 && keycode != 45)
       {
           //alert(keycode);
           window.event.keyCode=0;
       }   
       else
       {
          //alert(keycode);
          return keycode;
       }    
          
}