function p_open_window(name, url, left, top, width, height, toolbar, menubar, statusbar, scrollbar, resizable) { 
	toolbar_str = toolbar ? 'yes' : 'no'; 
	menubar_str = menubar ? 'yes' : 'no'; 
	statusbar_str = statusbar ? 'yes' : 'no'; 
	scrollbar_str = scrollbar ? 'yes' : 'no'; 
	resizable_str = resizable ? 'yes' : 'no'; 

	ie7=navigator.userAgent.toLowerCase().indexOf('msie7') != -1;
	if(ie7) {
		window.open(url,'self').close()	
	}
	else{
		opener.focus();
		window.close();
	}
} 

function na_open_window(name, url, left, top, width, height, toolbar, menubar, statusbar, scrollbar, resizable) { 
	toolbar_str = toolbar ? 'yes' : 'no'; 
	menubar_str = menubar ? 'yes' : 'no'; 
	statusbar_str = statusbar ? 'yes' : 'no'; 
	scrollbar_str = scrollbar ? 'yes' : 'no'; 
	resizable_str = resizable ? 'yes' : 'no'; 

	window.open(url, name, 'left='+left+',top='+top+',width='+width+',height='+height+',toolbar='+toolbar_str+',menubar='+menubar_str+',status='+statusbar_str+',scrollbars='+scrollbar_str+',resizable='+resizable_str); 
}