function getposOffset(overlay, offsettype){
var totaloffset=(offsettype=="left")? overlay.offsetLeft : overlay.offsetTop;
var parentEl=overlay.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}

function overlay(curobj, subobjstr, opt_position){
if (document.getElementById){
var subobj=document.getElementById(subobjstr)
subobj.style.display=(subobj.style.display!="block")? "block" : "none"
var xpos=getposOffset(curobj, "left")+((typeof opt_position!="undefined" && opt_position.indexOf("right")!=-1)? -(subobj.offsetWidth-curobj.offsetWidth) : -400) 
var ypos=getposOffset(curobj, "top")+((typeof opt_position!="undefined" && opt_position.indexOf("bottom")!=-1)? curobj.offsetHeight : -451)
subobj.style.left=xpos+"px"
subobj.style.top=ypos+"px"
return false
}
else
return true
}

function overlayclose(subobj){
document.getElementById(subobj).style.display="none"
}
function check1(str)
{
e=str.length;
if(e>15)
{
alert("The price limit is Exceeding ");
document.getElementById("price").value="";
return;
}

for(j=0;j<e;j++)
{
k=ascii_value(str.substring(j,j+1));
  if(k<48 || k>57)
  {
  alert("Please enter price correctly");
document.getElementById("price").value="";
return;
   break;
  }
  }
}
function ascii_value (c)
{
c = c . charAt (0);
	var i;
	for (i = 0; i < 256; ++ i)
	{
		var h = i . toString (16);
		if (h . length == 1)
		h = "0" + h;
		h = "%" + h;
		h = unescape (h);
		if (h == c)
			break;
	}
	return i;
}