function GetClientWidth(){
 var intClientWidth = 0;
 if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    intClientWidth = window.innerWidth;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    intClientWidth = document.documentElement.clientWidth;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    intClientWidth = document.body.clientWidth;
  }
  return intClientWidth
 }

function GetClientHeight(){
 var intClientHeight = 0;
 if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    intClientHeight = window.innerHeight;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    intClientHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    intClientHeight = document.body.clientHeight;
  }
  return intClientHeight
 }