function Resolucion(){	
	if (screen.availWidth > 800){	
		document.all["MargenVariable1"].width = ((screen.availWidth - 800)/2)+5;
		//document.all["MargenVariable2"].width = (screen.availWidth - 800)/2;		
	}		
}

function Send2Friend(IDA){
var Path = 's2f.asp?sessid='+IDA
var windowOptions = 'history=no,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=no,resizable=no,width=390,height=350';
window.open(Path, 'Envio', windowOptions);
}

function SeleccionarTodos(obj, objTRG){
for (i = 0; i < objTRG.length; i++) {
	if (obj.checked) {
		objTRG[i].checked = true;	
		}
	else
		{
		objTRG[i].checked = false;
		}
	}
}