function prehf() 
	{
     // counter     
	
	var i = 0;
	
	
     // create object   
	
	imageObjhf = new Image();
	
	
     // set image list for header     
	
	imageshf = new Array();     
	imageshf[0]="img/head.gif"     
	
	
	
   // set image list for footer

	imageshf[1]="img/foot.gif" 



     // start preloading     
	
	for(i=0; i<=1; i++)      
	
	{      imageObjhf.src=imageshf[i];     }

	}