function bluring(){ 
 if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") document.body.focus(); 
} 
document.onfocusin=bluring; 

function showPro(num,count)    { 		
	      for (i=1; i<=count; i++)   { 			  
			  menu=eval("document.all.block"+i+".style"); 
			  if (num==i ) {
					if (menu.display=="block"){
						//menu.display="none"; 
					}else{
					  menu.display="block";  
					}	
			  }else { 
				 menu.display="none"; 
			  } 
			} 
		}