function hideTable(field)
		  {
			if(document.form1){
				document.form1.a_Requesting_MateAdvice.checked=false;
				toggleLayer('toggleRow1',0);
			  }
		  }
		  
function checkState(field)
		  {
 		    var field = eval("document.form1."+field+".checked");
		  	if(field==true)
				toggleLayer('toggleRow1',1);
			else
				toggleLayer('toggleRow1',0);
		  }
		  
function toggleLayer(whichLayer, iState) {

  			if (document.getElementById) {

   			 // this is the way the standards work

   			 var style2 = document.getElementById(whichLayer).style

    			//style2.display = iState ? "block" : ""

    		//style2.display = iState ? "table-row-group" : ""
			
			style2.display =iState ? '' : 'none'

 		 }
}