window.size = function()
{
var w = 0;
var h = 0;
//IE
if(!window.innerWidth)
{
//strict mode
if(!(document.documentElement.clientWidth == 0))
{
w = document.documentElement.clientWidth;
h = document.documentElement.clientHeight;
}
//quirks mode
else
{
w = document.body.clientWidth;
h = document.body.clientHeight;
}
}
//w3c
else
{
w = window.innerWidth;
h = window.innerHeight;
}
return {width:w,height:h};
}
window.center = function()
{
var hWnd = (arguments[0] != null) ? arguments[0] : {width:0,height:0};
var _x = 0;
var _y = 0;
var offsetX = 0;
var offsetY = 0;
//IE
if(!window.pageYOffset)
{
//strict mode
if(!(document.documentElement.scrollTop == 0))
{
offsetY = document.documentElement.scrollTop;
offsetX = document.documentElement.scrollLeft;
}
//quirks mode
else
{
offsetY = document.body.scrollTop;
offsetX = document.body.scrollLeft;
}
}
//w3c
else
{
offsetX = window.pageXOffset;
offsetY = window.pageYOffset;
}
_x = ((this.size().width-hWnd.width)/2)+offsetX;
_y = ((this.size().height-hWnd.height)/2)+offsetY;
return{x:_x,y:_y};
}