function openwindow(foto){ 
	xwidth="800"
	xheight="600"
	alth= screen.height/2
	largh = screen.width/2
	alth1=xheight/2
	largh1=xwidth/2
	alth=alth-alth1
	largh=largh-largh1
   	image = window.open("big/image.asp?IMG="+foto,"popDialog","width="+xwidth+",height="+xheight+",scrollbars=auto,top="+alth+",left="+largh)  
	image.focus(); 

}


function openwindow_e(foto){ 
	xwidth="800"
	xheight="600"
	alth= screen.height/2
	largh = screen.width/2
	alth1=xheight/2
	largh1=xwidth/2
	alth=alth-alth1
	largh=largh-largh1
   	image = window.open("big/image_e.asp?IMG="+foto,"popDialog","width="+xwidth+",height="+xheight+",scrollbars=auto,top="+alth+",left="+largh)  
	image.focus(); 

}