/**
 * 
 * @version $Revision $
 * @cvs $id $
 */

/**
 *
 * @param integer iId
 * @return object
 */
function elem(iId){
	return document.getElementById(iId);
}//end function 
 
/**
 *
  * @param string sExt;
 * @param array aExt;
  * @return bool
 */
function in_array(sExt,aExt){
	for(i in aExt){
		if(sExt==aExt[i]){
			return true;
		}
	}
	return false;
} 
 
/**
 *
 * @param string sUrl
 * @param string sUrl
 * @return void
 */
function loadExternalUrl(sUrl, sName){
	if(sName == undefined){
		sName = '';
	}//end if
	var oWindow = window.open( sUrl, sName,'');
	oWindow.focus();
}//end function

/**
 * @param string sUrl
 * @param integer iWidth
 * @param integer iHeight
 * @param boolean bCache
 * @return void
 */
function popup(sUrl, iWidth, iHeight, sName, sParam){
	var iCoordX = (screen.width /2) - ( iWidth/2);
	var iCoordY = (screen.height /2) - ( iHeight/2);

	if(sName == undefined){
		sName = '';
	}//end if
	if(sParam == undefined){	
		sParam = 'toolbar=no, status=no, location=no, resizable=no, scrollbars=yes, copyhistory=0, menubar=no';
	}
	
	var oPopup = window.open( sUrl, sName,'status=0, left=' + iCoordX + ' ,top=' + iCoordY + ' ,height=' + iHeight + ' ,width=' + iWidth + ', ' + sParam);
	oPopup .focus();
	
}//end function