cuts off

What is your question?

when the car is cold runs good but when thw car warms up it idels fine but whan it warms up idels rough and push in clutch pedals it cuts off i was told it was the crank case vent valve ender neith the the intake is this so, can i be any thing else.. please help before some one gets hurt send a email to me plase at toddwebber 34@yahoo.com